109 files changed, 12223 insertions, 0 deletions

diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/.classpath b/Metrics/Metrics-Calculation/SocialNetwork_plugin/.classpath
new file mode 100644
index 00000000..4f2afbc9
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/.classpath
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+        <classpathentry kind="src" path="encore_gen"/>
+        <classpathentry kind="src" path="queries"/>
+        <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+        <classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+        <classpathentry kind="src" path="src"/>
+        <classpathentry kind="src" path="model"/>
+        <classpathentry kind="src" path="src-gen"/>
+        <classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/.project b/Metrics/Metrics-Calculation/SocialNetwork_plugin/.project
new file mode 100644
index 00000000..decac49c
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/.project
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+        <name>SocialNetwork_plugin</name>
+        <comment></comment>
+        <projects>
+        </projects>
+        <buildSpec>
+                <buildCommand>
+                        <name>org.eclipse.viatra.query.tooling.ui.projectbuilder</name>
+                        <arguments>
+                        </arguments>
+                </buildCommand>
+                <buildCommand>
+                        <name>org.eclipse.xtext.ui.shared.xtextBuilder</name>
+                        <arguments>
+                        </arguments>
+                </buildCommand>
+                <buildCommand>
+                        <name>org.eclipse.jdt.core.javabuilder</name>
+                        <arguments>
+                        </arguments>
+                </buildCommand>
+                <buildCommand>
+                        <name>org.eclipse.pde.ManifestBuilder</name>
+                        <arguments>
+                        </arguments>
+                </buildCommand>
+                <buildCommand>
+                        <name>org.eclipse.pde.SchemaBuilder</name>
+                        <arguments>
+                        </arguments>
+                </buildCommand>
+        </buildSpec>
+        <natures>
+                <nature>org.eclipse.pde.PluginNature</nature>
+                <nature>org.eclipse.jdt.core.javanature</nature>
+                <nature>org.eclipse.viatra.query.projectnature</nature>
+                <nature>org.eclipse.xtext.ui.shared.xtextNature</nature>
+        </natures>
+</projectDescription>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/.settings/org.eclipse.jdt.core.prefs b/Metrics/Metrics-Calculation/SocialNetwork_plugin/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 00000000..0c68a61d
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,7 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.8
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/1.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/1.csv
new file mode 100644
index 00000000..b7f73ed2
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/1.csv
@@ -0,0 +1 @@
+Time,0 : 0.0
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/META-INF/MANIFEST.MF b/Metrics/Metrics-Calculation/SocialNetwork_plugin/META-INF/MANIFEST.MF
new file mode 100644
index 00000000..833b6fd8
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/META-INF/MANIFEST.MF
@@ -0,0 +1,35 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: %pluginName
+Bundle-SymbolicName: SocialNetwork_plugin;singleton:=true
+Bundle-Version: 1.0.0.qualifier
+Bundle-ClassPath: .
+Bundle-Vendor: %providerName
+Bundle-Localization: plugin
+Export-Package: ca.mcgill.ecse.socialnetwork.plugin,
+ ca.mcgill.ecse.socialnetwork.runner,
+ constraints.ecore,
+ ecore,
+ queries,
+ socialnetwork,
+ socialnetwork.impl,
+ socialnetwork.util
+Require-Bundle: org.eclipse.viatra.query.runtime.rete,
+ org.eclipse.viatra.query.runtime.localsearch,
+ org.eclipse.xtext.xbase.lib,
+ org.eclipse.viatra.query.runtime,
+ org.eclipse.core.runtime,
+ org.eclipse.emf.ecore;visibility:=reexport,
+ org.eclipse.emf.ecore.xmi;bundle-version="2.15.0",
+ hu.bme.mit.inf.dslreasoner.application;bundle-version="1.0.0",
+ org.junit;bundle-version="4.12.0",
+ org.eclipse.collections;bundle-version="9.2.0",
+ hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph;bundle-version="1.0.0",
+ ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator;bundle-version="1.0.0",
+ hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph.validation;bundle-version="0.0.1"
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
+Bundle-ActivationPolicy: lazy
+Main-Class: ca.mcgill.ecse.socialnetwork.runner.Main
+Automatic-Module-Name: SocialNetwork_plugin
+Import-Package: org.apache.log4j,
+ org.junit;version="4.12.0"
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/Measurement_Runner_yakindu.launch b/Metrics/Metrics-Calculation/SocialNetwork_plugin/Measurement_Runner_yakindu.launch
new file mode 100644
index 00000000..a1c0488e
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/Measurement_Runner_yakindu.launch
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<launchConfiguration type="org.eclipse.jdt.launching.localJavaApplication">
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
+<listEntry value="/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Main.java"/>
+</listAttribute>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
+<listEntry value="1"/>
+</listAttribute>
+<stringAttribute key="org.eclipse.debug.core.source_locator_id" value="org.eclipse.jdt.launching.sourceLocator.JavaAdvancedSourceLookupDirector"/>
+<stringAttribute key="org.eclipse.debug.core.source_locator_memento" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#13;&#10;&lt;sourceLookupDirector&gt;&#13;&#10;&lt;sourceContainers duplicates=&quot;false&quot;&gt;&#13;&#10;&lt;container memento=&quot;&amp;lt;?xml version=&amp;quot;1.0&amp;quot; encoding=&amp;quot;UTF-8&amp;quot; standalone=&amp;quot;no&amp;quot;?&amp;gt;&amp;#13;&amp;#10;&amp;lt;javaProject name=&amp;quot;hu.bme.mit.inf.dslreasoner.viatra2logic&amp;quot;/&amp;gt;&amp;#13;&amp;#10;&quot; typeId=&quot;org.eclipse.jdt.launching.sourceContainer.javaProject&quot;/&gt;&#13;&#10;&lt;container memento=&quot;&amp;lt;?xml version=&amp;quot;1.0&amp;quot; encoding=&amp;quot;UTF-8&amp;quot; standalone=&amp;quot;no&amp;quot;?&amp;gt;&amp;#13;&amp;#10;&amp;lt;javaProject name=&amp;quot;ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator&amp;quot;/&amp;gt;&amp;#13;&amp;#10;&quot; typeId=&quot;org.eclipse.jdt.launching.sourceContainer.javaProject&quot;/&gt;&#13;&#10;&lt;container memento=&quot;&amp;lt;?xml version=&amp;quot;1.0&amp;quot; encoding=&amp;quot;UTF-8&amp;quot; standalone=&amp;quot;no&amp;quot;?&amp;gt;&amp;#13;&amp;#10;&amp;lt;directory nest=&amp;quot;false&amp;quot; path=&amp;quot;C:\Users\chenp\eclipse-workspace\VIATRA-Generator\Solvers\VIATRA-Solver\hu.bme.mit.inf.dslreasoner.viatrasolver.logic2viatra\src\hu\bme\mit\inf\dslreasoner\viatrasolver&amp;quot;/&amp;gt;&amp;#13;&amp;#10;&quot; typeId=&quot;org.eclipse.debug.core.containerType.directory&quot;/&gt;&#13;&#10;&lt;container memento=&quot;&amp;lt;?xml version=&amp;quot;1.0&amp;quot; encoding=&amp;quot;UTF-8&amp;quot; standalone=&amp;quot;no&amp;quot;?&amp;gt;&amp;#13;&amp;#10;&amp;lt;directory nest=&amp;quot;false&amp;quot; path=&amp;quot;C:\Users\chenp\eclipse-workspace\VIATRA-Generator\Solvers\VIATRA-Solver\hu.bme.mit.inf.dslreasoner.viatrasolver.logic2viatra\src\hu\bme\mit\inf\dslreasoner\viatrasolver\logic2viatra&amp;quot;/&amp;gt;&amp;#13;&amp;#10;&quot; typeId=&quot;org.eclipse.debug.core.containerType.directory&quot;/&gt;&#13;&#10;&lt;container memento=&quot;&amp;lt;?xml version=&amp;quot;1.0&amp;quot; encoding=&amp;quot;UTF-8&amp;quot; standalone=&amp;quot;no&amp;quot;?&amp;gt;&amp;#13;&amp;#10;&amp;lt;directory nest=&amp;quot;false&amp;quot; path=&amp;quot;C:\Users\chenp\eclipse-workspace\VIATRA-Generator\Solvers\VIATRA-Solver\hu.bme.mit.inf.dslreasoner.viatrasolver.logic2viatra\src\hu\bme\mit\inf\dslreasoner\viatrasolver\logic2viatra\rules&amp;quot;/&amp;gt;&amp;#13;&amp;#10;&quot; typeId=&quot;org.eclipse.debug.core.containerType.directory&quot;/&gt;&#13;&#10;&lt;container memento=&quot;&amp;lt;?xml version=&amp;quot;1.0&amp;quot; encoding=&amp;quot;UTF-8&amp;quot; standalone=&amp;quot;no&amp;quot;?&amp;gt;&amp;#13;&amp;#10;&amp;lt;default/&amp;gt;&amp;#13;&amp;#10;&quot; typeId=&quot;org.eclipse.debug.core.containerType.default&quot;/&gt;&#13;&#10;&lt;/sourceContainers&gt;&#13;&#10;&lt;/sourceLookupDirector&gt;&#13;&#10;"/>
+<booleanAttribute key="org.eclipse.jdt.launching.ATTR_EXCLUDE_TEST_CODE" value="true"/>
+<stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value="ca.mcgill.ecse.socialnetwork.runner.Main"/>
+<stringAttribute key="org.eclipse.jdt.launching.MODULE_NAME" value="SocialNetwork_plugin"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROGRAM_ARGUMENTS" value="github.vsconfig"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="SocialNetwork_plugin"/>
+<stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-Xmx8G&#13;&#10;-Djava.library.path=&quot;D:\Program Files\z3-4.8.8-x64-win\z3-4.8.8-x64-win\bin&quot;"/>
+</launchConfiguration>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/SocialNetworkGeneration.vsconfig b/Metrics/Metrics-Calculation/SocialNetwork_plugin/SocialNetworkGeneration.vsconfig
new file mode 100644
index 00000000..e051c659
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/SocialNetworkGeneration.vsconfig
@@ -0,0 +1,24 @@
+import epackage "model/socialnetwork.ecore"
+import viatra   "src/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql"
+
+generate {
+        metamodel = { package socialnetwork }
+        //constraints = { package ca.mcgill.ecse.socialnetwork.plugin }
+        partial-model = { "inputs/280nodes.xmi"}
+
+        solver = ViatraSolver
+        
+        scope = {
+                #node = 301
+        }
+        
+        number = 1
+        runs = 1
+        config = {
+                log-level = normal
+        }
+        
+        debug = "output/debug"
+        output = "output"
+        log = "output/log.txt"
+}
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ca/mcgill/ecse/socialnetwork/plugin/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ca/mcgill/ecse/socialnetwork/plugin/.gitignore
new file mode 100644
index 00000000..f2558cf5
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ca/mcgill/ecse/socialnetwork/plugin/.gitignore
@@ -0,0 +1,10 @@
+/.Friendship.java._trace
+/.NoFriend.java._trace
+/.Queries.java._trace
+/.SelfFriend.java._trace
+/.SingleFriendship.java._trace
+/Friendship.java
+/NoFriend.java
+/Queries.java
+/SelfFriend.java
+/SingleFriendship.java
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql
new file mode 100644
index 00000000..3e7fc68c
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql
@@ -0,0 +1,54 @@
+package ca.mcgill.ecse.socialnetwork.plugin
+
+import epackage "http://ecse.mcgill.ca/socialnetwork"
+
+//@Constraint(message="terminatorAndInformation", severity="error", key={T})
+//pattern terminatorAndInformation(T : FAMTerminator, I : InformationLink) = {
+//      FunctionalOutput.outgoingLinks(Out,I);
+//      FunctionalOutput.terminator(Out,T);
+//} or {
+//      InformationLink.to(I,In);
+//      FunctionalInput.terminator(In,T);
+//}
+
+@Constraint(message="singleFriendship", severity="error", key={p1})
+pattern singleFriendship(p1: Person) {
+        find friendship(p1, p);
+        neg find friendship(p, p1);
+}
+
+//@Constraint(message="cycle", severity="error", key={p})
+//pattern cycleInParenthood(p: Person) {
+//      find isAncestor(p, p);
+//}
+
+@Constraint(message="noFriend", severity="error", key={p})
+pattern noFriend(p: Person){
+        neg find friendship(p, _);
+}
+
+//@Constraint(message="brothhoodParent", severity="error", key={p1,p2})
+//pattern brothhoodParent(p1: Person, p2: Person){
+//      Person.parents(p1, parent1);
+//      Person.parents(p2, parent2);
+//      parent1 == parent2;
+//      find isAncestor(p1, p2);
+//}
+@Constraint(message="selfFriend", severity="error", key={p})
+pattern selfFriend(p: Person){
+        Person.friends(p,p);
+}
+
+pattern friendship(p1: Person, p2: Person){
+        Person.friends(p1,p2);
+}
+
+//pattern isAncestor(person : Person, ancestor : Person){
+//      Person.parents(person, ancestor);
+//} or {
+//      Person.parents(person, parent);
+//      find isAncestor(parent, ancestor);
+//}
+
+
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/constraints/ecore/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/constraints/ecore/.gitignore
new file mode 100644
index 00000000..c42ca056
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/constraints/ecore/.gitignore
@@ -0,0 +1,8 @@
+/.Ecore_pattern.java._trace
+/.MoreThenFiveSuperTypes.java._trace
+/.DirectSupertype.java._trace
+/.Ecore.java._trace
+/.LoopInInheritence.java._trace
+/.NonSymmetricOpposite.java._trace
+/.Opposite.java._trace
+/.OppositeDifferentClass.java._trace
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ecore.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ecore.ecore
new file mode 100644
index 00000000..eaaf3d11
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ecore.ecore
@@ -0,0 +1,1023 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="ecore" nsURI="http://www.eclipse.org/emf/2002/Ecore" nsPrefix="ecore">
+  <eClassifiers xsi:type="ecore:EClass" name="EAnnotation" eSuperTypes="#//EModelElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EAnnotation"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="WellFormedSourceURI"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="details" upperBound="-1"
+        eType="#//EStringToStringMapEntry" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="details"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="contents" upperBound="-1"
+        eType="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject" containment="true"
+        resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="contents"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="references" upperBound="-1"
+        eType="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="references"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="source" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="source"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eModelElement" eType="#//EModelElement"
+        transient="true" eOpposite="#//EModelElement/eAnnotations"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EAttribute" eSuperTypes="#//EStructuralFeature">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EAttribute"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ConsistentTransient"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eAttributeType" lowerBound="1"
+        eType="#//EDataType" changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eAttributeType"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="iD" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="iD"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBigDecimal" instanceClassName="java.math.BigDecimal">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBigDecimal"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#decimal"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBigInteger" instanceClassName="java.math.BigInteger">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBigInteger"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#integer"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBoolean" instanceClassName="boolean">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBoolean"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBooleanObject" instanceClassName="java.lang.Boolean">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBoolean:Object"/>
+      <details key="baseType" value="EBoolean"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EByte" instanceClassName="byte">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EByte"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#byte"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EByteArray" instanceClassName="byte[]">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EByteArray"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#hexBinary"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EByteObject" instanceClassName="java.lang.Byte">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EByte:Object"/>
+      <details key="baseType" value="EByte"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EChar" instanceClassName="char">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EChar"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="ECharacterObject" instanceClassName="java.lang.Character">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EChar:Object"/>
+      <details key="baseType" value="EChar"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EClass" eSuperTypes="#//EClassifier">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EClass"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="InterfaceIsAbstract AtMostOneID UniqueFeatureNames UniqueOperationSignatures NoCircularSuperTypes WellFormedMapEntryClass ConsistentSuperTypes DisjointFeatureAndOperationSignatures"/>
+    </eAnnotations>
+    <eOperations name="isSuperTypeOf" eType="#//EBoolean">
+      <eParameters name="someClass" eType="#//EClass"/>
+    </eOperations>
+    <eOperations name="getFeatureCount" eType="#//EInt"/>
+    <eOperations name="getEStructuralFeature" eType="#//EStructuralFeature">
+      <eParameters name="featureID" eType="#//EInt"/>
+    </eOperations>
+    <eOperations name="getFeatureID" eType="#//EInt">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="getEStructuralFeature" eType="#//EStructuralFeature">
+      <eParameters name="featureName" eType="#//EString"/>
+    </eOperations>
+    <eOperations name="getOperationCount" eType="#//EInt"/>
+    <eOperations name="getEOperation" eType="#//EOperation">
+      <eParameters name="operationID" eType="#//EInt"/>
+    </eOperations>
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+      <details key="name" value="EMap"/>
+    </eAnnotations>
+    <eTypeParameters name="K"/>
+    <eTypeParameters name="V"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EModelElement" abstract="true">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EModelElement"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eOperations name="getEAnnotation" eType="#//EAnnotation">
+      <eParameters name="source" eType="#//EString"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eAnnotations" upperBound="-1"
+        eType="#//EAnnotation" containment="true" resolveProxies="false" eOpposite="#//EAnnotation/eModelElement">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eAnnotations"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ENamedElement" abstract="true" eSuperTypes="#//EModelElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ENamedElement"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="WellFormedName"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="name"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EObject">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EObject"/>
+      <details key="kind" value="empty"/>
+    </eAnnotations>
+    <eOperations name="eClass" eType="#//EClass"/>
+    <eOperations name="eIsProxy" eType="#//EBoolean"/>
+    <eOperations name="eResource" eType="#//EResource"/>
+    <eOperations name="eContainer" eType="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+    <eOperations name="eContainingFeature" eType="#//EStructuralFeature"/>
+    <eOperations name="eContainmentFeature" eType="#//EReference"/>
+    <eOperations name="eContents">
+      <eGenericType eClassifier="#//EEList">
+        <eTypeArguments eClassifier="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+      </eGenericType>
+    </eOperations>
+    <eOperations name="eAllContents">
+      <eGenericType eClassifier="#//ETreeIterator">
+        <eTypeArguments eClassifier="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+      </eGenericType>
+    </eOperations>
+    <eOperations name="eCrossReferences">
+      <eGenericType eClassifier="#//EEList">
+        <eTypeArguments eClassifier="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+      </eGenericType>
+    </eOperations>
+    <eOperations name="eGet" eType="#//EJavaObject">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="eGet" eType="#//EJavaObject">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+      <eParameters name="resolve" eType="#//EBoolean"/>
+    </eOperations>
+    <eOperations name="eSet">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+      <eParameters name="newValue" eType="#//EJavaObject"/>
+    </eOperations>
+    <eOperations name="eIsSet" eType="#//EBoolean">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="eUnset">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="eInvoke" eType="#//EJavaObject" eExceptions="#//EInvocationTargetException">
+      <eParameters name="operation" eType="#//EOperation"/>
+      <eParameters name="arguments">
+        <eGenericType eClassifier="#//EEList">
+          <eTypeArguments/>
+        </eGenericType>
+      </eParameters>
+    </eOperations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EOperation" eSuperTypes="#//ETypedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EOperation"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="UniqueParameterNames UniqueTypeParameterNames NoRepeatingVoid"/>
+    </eAnnotations>
+    <eOperations name="getOperationID" eType="#//EInt"/>
+    <eOperations name="isOverrideOf" eType="#//EBoolean">
+      <eParameters name="someOperation" eType="#//EOperation"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eTypeParameters" upperBound="-1"
+        eType="#//ETypeParameter" containment="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eTypeParameters"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eParameters" upperBound="-1"
+        eType="#//EParameter" containment="true" resolveProxies="false" eOpposite="#//EParameter/eOperation">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eParameters"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eGenericExceptions" upperBound="-1"
+        eType="#//EGenericType" unsettable="true" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eGenericExceptions"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eExceptions" upperBound="-1"
+        eType="#//EClassifier" unsettable="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eExceptions"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eContainingClass" eType="#//EClass"
+        transient="true" eOpposite="#//EClass/eOperations"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EPackage" eSuperTypes="#//ENamedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EPackage"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="WellFormedNsURI WellFormedNsPrefix UniqueSubpackageNames UniqueClassifierNames UniqueNsURIs"/>
+    </eAnnotations>
+    <eOperations name="getEClassifier" eType="#//EClassifier">
+      <eParameters name="name" eType="#//EString"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eClassifiers" upperBound="-1"
+        eType="#//EClassifier" containment="true" eOpposite="#//EClassifier/ePackage">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eClassifiers"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eSubpackages" upperBound="-1"
+        eType="#//EPackage" containment="true" eOpposite="#//EPackage/eSuperPackage">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eSubpackages"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eFactoryInstance" lowerBound="1"
+        eType="#//EFactory" transient="true" resolveProxies="false" eOpposite="#//EFactory/ePackage">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eFactoryInstance"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="nsPrefix" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="nsPrefix"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="nsURI" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="nsURI"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eSuperPackage" eType="#//EPackage"
+        transient="true" eOpposite="#//EPackage/eSubpackages"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EParameter" eSuperTypes="#//ETypedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EParameter"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eOperation" eType="#//EOperation"
+        transient="true" eOpposite="#//EOperation/eParameters"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EReference" eSuperTypes="#//EStructuralFeature">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EReference"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ConsistentOpposite SingleContainer ConsistentKeys ConsistentUnique ConsistentContainer"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="container" eType="#//EBoolean"
+        changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="container"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="containment" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="containment"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eKeys" upperBound="-1"
+        eType="#//EAttribute">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eKeys"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eOpposite" eType="#//EReference">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eOpposite"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eReferenceType" lowerBound="1"
+        eType="#//EClass" changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eReferenceType"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="resolveProxies" eType="#//EBoolean"
+        defaultValueLiteral="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="resolveProxies"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EResource" instanceClassName="org.eclipse.emf.ecore.resource.Resource"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EResource"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EResourceSet" instanceClassName="org.eclipse.emf.ecore.resource.ResourceSet"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EResourceSet"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EShort" instanceClassName="short">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EShort"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#short"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EShortObject" instanceClassName="java.lang.Short">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EShort:Object"/>
+      <details key="baseType" value="EShort"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EString" instanceClassName="java.lang.String">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EString"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#string"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EStringToStringMapEntry" instanceClassName="java.util.Map$Entry">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EStringToStringMapEntry"/>
+      <details key="kind" value="empty"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="key" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="key"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="value" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="value"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EStructuralFeature" abstract="true"
+      eSuperTypes="#//ETypedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EStructuralFeature"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ValidDefaultValueLiteral"/>
+    </eAnnotations>
+    <eOperations name="getFeatureID" eType="#//EInt"/>
+    <eOperations name="getContainerClass">
+      <eGenericType eClassifier="#//EJavaClass">
+        <eTypeArguments/>
+      </eGenericType>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="changeable" eType="#//EBoolean"
+        defaultValueLiteral="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="changeable"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="defaultValue" eType="#//EJavaObject"
+        changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="defaultValue"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="defaultValueLiteral" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="defaultValueLiteral"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="derived" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="derived"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="transient" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="transient"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="unsettable" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="unsettable"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="volatile" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="volatile"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eContainingClass" eType="#//EClass"
+        transient="true" eOpposite="#//EClass/eStructuralFeatures"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="ETreeIterator" instanceClassName="org.eclipse.emf.common.util.TreeIterator"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ETreeIterator"/>
+    </eAnnotations>
+    <eTypeParameters name="E"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ETypedElement" abstract="true" eSuperTypes="#//ENamedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ETypedElement"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ValidLowerBound ValidUpperBound ConsistentBounds ValidType"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eGenericType" eType="#//EGenericType"
+        volatile="true" unsettable="true" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eGenericType"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eType" eType="#//EClassifier"
+        volatile="true" unsettable="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eType"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="lowerBound" eType="#//EInt">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="lowerBound"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="many" eType="#//EBoolean"
+        changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="many"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="ordered" eType="#//EBoolean"
+        defaultValueLiteral="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="ordered"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="required" eType="#//EBoolean"
+        changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="required"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="unique" eType="#//EBoolean"
+        defaultValueLiteral="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="unique"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="upperBound" eType="#//EInt"
+        defaultValueLiteral="1">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="upperBound"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ETypeParameter" eSuperTypes="#//ENamedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ETypeParameter"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eBounds" upperBound="-1"
+        eType="#//EGenericType" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eBounds"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+</ecore:EPackage>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ecore/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ecore/.gitignore
new file mode 100644
index 00000000..c42ca056
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/ecore/.gitignore
@@ -0,0 +1,8 @@
+/.Ecore_pattern.java._trace
+/.MoreThenFiveSuperTypes.java._trace
+/.DirectSupertype.java._trace
+/.Ecore.java._trace
+/.LoopInInheritence.java._trace
+/.NonSymmetricOpposite.java._trace
+/.Opposite.java._trace
+/.OppositeDifferentClass.java._trace
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/queries/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/queries/.gitignore
new file mode 100644
index 00000000..e9d711d4
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/queries/.gitignore
@@ -0,0 +1,9 @@
+/.Ecore_pattern.java._trace
+/.MoreThenFiveSuperTypes.java._trace
+/.DirectSupertype.java._trace
+/.Ecore.java._trace
+/.LoopInInheritence.java._trace
+/.NonSymmetricOpposite.java._trace
+/.Opposite.java._trace
+/.OppositeDifferentClass.java._trace
+/.SuperTypes.java._trace
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/queries/Ecore.vql b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/queries/Ecore.vql
new file mode 100644
index 00000000..9ddb64c9
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/queries/Ecore.vql
@@ -0,0 +1,33 @@
+package queries
+
+import epackage "http://www.eclipse.org/emf/2002/Ecore"
+
+pattern directSupertype(a: EClass, b:EClass) {
+        EClass.eSuperTypes(a,b);
+}
+
+@Constraint(key={a}, severity="error", message="error")
+pattern loopInInheritence(a: EClass) {
+        find directSupertype+(a,a);
+}
+
+pattern opposite(a:EReference, b: EReference) {
+        EReference.eOpposite(a,b);
+}
+@Constraint(key={a}, severity="error", message="error")
+pattern oppositeDifferentClass(a:EReference) {
+        EReference.eOpposite(a,b);
+        EReference.eContainingClass(a,aContaining);
+        EReference.eType(b,bTarget);
+        aContaining != bTarget;
+}
+
+@Constraint(key={a}, severity="error", message="error")
+pattern nonSymmetricOpposite(a:EReference, b:EReference) {
+        find opposite(a,b);
+        neg find opposite(b,a);
+}
+
+pattern superTypes(c1:EClass, c2:EClass){
+        EClass.eSuperTypes(c1,c2);
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.aird b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.aird
new file mode 100644
index 00000000..e7e28ecd
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.aird
@@ -0,0 +1,183 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:description="http://www.eclipse.org/sirius/description/1.1.0" xmlns:description_1="http://www.eclipse.org/sirius/diagram/description/1.1.0" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.2/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0" xmlns:viewpoint="http://www.eclipse.org/sirius/1.1.0" xsi:schemaLocation="http://www.eclipse.org/sirius/description/1.1.0 http://www.eclipse.org/sirius/1.1.0#//description http://www.eclipse.org/sirius/diagram/description/1.1.0 http://www.eclipse.org/sirius/diagram/1.1.0#//description http://www.eclipse.org/sirius/diagram/description/style/1.1.0 http://www.eclipse.org/sirius/diagram/1.1.0#//description/style">
+  <viewpoint:DAnalysis uid="_TZr30HA1EemKP426GDjFOg" selectedViews="_Ta8cEHA1EemKP426GDjFOg" version="14.1.0.201810161215">
+    <semanticResources>socialnetwork.ecore</semanticResources>
+    <semanticResources>socialnetwork.genmodel</semanticResources>
+    <ownedViews xmi:type="viewpoint:DView" uid="_Ta8cEHA1EemKP426GDjFOg">
+      <viewpoint xmi:type="description:Viewpoint" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']"/>
+      <ownedRepresentationDescriptors xmi:type="viewpoint:DRepresentationDescriptor" uid="_TbTBZXA1EemKP426GDjFOg" name="socialnetwork" repPath="#_TbTBYHA1EemKP426GDjFOg">
+        <description xmi:type="description_1:DiagramDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']"/>
+        <target xmi:type="ecore:EPackage" href="socialnetwork.ecore#/"/>
+      </ownedRepresentationDescriptors>
+    </ownedViews>
+  </viewpoint:DAnalysis>
+  <diagram:DSemanticDiagram uid="_TbTBYHA1EemKP426GDjFOg" name="socialnetwork">
+    <ownedAnnotationEntries xmi:type="description:AnnotationEntry" uid="_TbTBYXA1EemKP426GDjFOg" source="DANNOTATION_CUSTOMIZATION_KEY">
+      <data xmi:type="diagram:ComputedStyleDescriptionRegistry" uid="_TbTBYnA1EemKP426GDjFOg">
+        <computedStyleDescriptions xmi:type="style:EdgeStyleDescription" xmi:id="_ZZkWoHA1EemKP426GDjFOg" sourceArrow="FillDiamond" routingStyle="manhattan">
+          <strokeColor xmi:type="description:SystemColor" href="environment:/viewpoint#//@systemColors/@entries[name='black']"/>
+          <centerLabelStyleDescription xmi:type="style:CenterLabelStyleDescription" xmi:id="_ZZkWoXA1EemKP426GDjFOg" showIcon="false" labelExpression="service:render">
+            <labelColor xmi:type="description:SystemColor" href="environment:/viewpoint#//@systemColors/@entries[name='black']"/>
+          </centerLabelStyleDescription>
+          <endLabelStyleDescription xmi:type="style:EndLabelStyleDescription" xmi:id="_ZZkWonA1EemKP426GDjFOg" labelSize="6" showIcon="false" labelExpression="service:eKeysLabel">
+            <labelColor xmi:type="description:SystemColor" href="environment:/viewpoint#//@systemColors/@entries[name='dark_blue']"/>
+          </endLabelStyleDescription>
+        </computedStyleDescriptions>
+      </data>
+    </ownedAnnotationEntries>
+    <ownedAnnotationEntries xmi:type="description:AnnotationEntry" uid="_TbTBZnA1EemKP426GDjFOg" source="GMF_DIAGRAMS">
+      <data xmi:type="notation:Diagram" xmi:id="_TbTBZ3A1EemKP426GDjFOg" type="Sirius" element="_TbTBYHA1EemKP426GDjFOg" measurementUnit="Pixel">
+        <children xmi:type="notation:Node" xmi:id="_Ur9YAHA1EemKP426GDjFOg" type="2003" element="_Ur5GkHA1EemKP426GDjFOg">
+          <children xmi:type="notation:Node" xmi:id="_Ur9YA3A1EemKP426GDjFOg" type="5007"/>
+          <children xmi:type="notation:Node" xmi:id="_Ur9YBHA1EemKP426GDjFOg" type="7004">
+            <children xmi:type="notation:Node" xmi:id="_W_L-4HA1EemKP426GDjFOg" type="3010" element="_W_DcAHA1EemKP426GDjFOg">
+              <styles xmi:type="notation:FontStyle" xmi:id="_W_L-4XA1EemKP426GDjFOg" fontColor="2697711" fontName="Segoe UI" fontHeight="8"/>
+              <layoutConstraint xmi:type="notation:Location" xmi:id="_W_L-4nA1EemKP426GDjFOg"/>
+            </children>
+            <styles xmi:type="notation:SortingStyle" xmi:id="_Ur9YBXA1EemKP426GDjFOg"/>
+            <styles xmi:type="notation:FilteringStyle" xmi:id="_Ur9YBnA1EemKP426GDjFOg"/>
+          </children>
+          <styles xmi:type="notation:ShapeStyle" xmi:id="_Ur9YAXA1EemKP426GDjFOg" fontName="Segoe UI" fontHeight="8"/>
+          <layoutConstraint xmi:type="notation:Bounds" xmi:id="_Ur9YAnA1EemKP426GDjFOg" x="285" y="165" width="120" height="100"/>
+        </children>
+        <children xmi:type="notation:Node" xmi:id="_X2ASIHA1EemKP426GDjFOg" type="2003" element="_X14WUHA1EemKP426GDjFOg">
+          <children xmi:type="notation:Node" xmi:id="_X2A5MHA1EemKP426GDjFOg" type="5007"/>
+          <children xmi:type="notation:Node" xmi:id="_X2A5MXA1EemKP426GDjFOg" type="7004">
+            <children xmi:type="notation:Node" xmi:id="_jitw4HA1EemKP426GDjFOg" type="3010" element="_jirUoHA1EemKP426GDjFOg">
+              <styles xmi:type="notation:FontStyle" xmi:id="_jitw4XA1EemKP426GDjFOg" fontColor="2697711" fontName="Segoe UI" fontHeight="8"/>
+              <layoutConstraint xmi:type="notation:Location" xmi:id="_jitw4nA1EemKP426GDjFOg"/>
+            </children>
+            <styles xmi:type="notation:SortingStyle" xmi:id="_X2A5MnA1EemKP426GDjFOg"/>
+            <styles xmi:type="notation:FilteringStyle" xmi:id="_X2A5M3A1EemKP426GDjFOg"/>
+          </children>
+          <styles xmi:type="notation:ShapeStyle" xmi:id="_X2ASIXA1EemKP426GDjFOg" fontName="Segoe UI" fontHeight="8"/>
+          <layoutConstraint xmi:type="notation:Bounds" xmi:id="_X2ASInA1EemKP426GDjFOg" x="690" y="180" width="120" height="100"/>
+        </children>
+        <styles xmi:type="notation:DiagramStyle" xmi:id="_TbTBaHA1EemKP426GDjFOg"/>
+        <edges xmi:type="notation:Edge" xmi:id="_ZZnZ8HA1EemKP426GDjFOg" type="4001" element="_ZZjvkHA1EemKP426GDjFOg" source="_Ur9YAHA1EemKP426GDjFOg" target="_X2ASIHA1EemKP426GDjFOg">
+          <children xmi:type="notation:Node" xmi:id="_ZZnZ9HA1EemKP426GDjFOg" type="6001">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_ZZnZ9XA1EemKP426GDjFOg" x="6" y="10"/>
+          </children>
+          <children xmi:type="notation:Node" xmi:id="_ZZnZ9nA1EemKP426GDjFOg" type="6002">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_ZZnZ93A1EemKP426GDjFOg" x="1" y="10"/>
+          </children>
+          <children xmi:type="notation:Node" xmi:id="_ZZnZ-HA1EemKP426GDjFOg" type="6003">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_ZZnZ-XA1EemKP426GDjFOg" x="-1" y="10"/>
+          </children>
+          <styles xmi:type="notation:ConnectorStyle" xmi:id="_ZZnZ8XA1EemKP426GDjFOg" routing="Rectilinear"/>
+          <styles xmi:type="notation:FontStyle" xmi:id="_ZZnZ8nA1EemKP426GDjFOg" fontColor="7490599" fontName="Segoe UI" fontHeight="8"/>
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+          <sourceAnchor xmi:type="notation:IdentityAnchor" xmi:id="_ZZnZ-nA1EemKP426GDjFOg" id="(1.0,0.5)"/>
+          <targetAnchor xmi:type="notation:IdentityAnchor" xmi:id="_ZZnZ-3A1EemKP426GDjFOg" id="(0.0,0.30612244897959184)"/>
+        </edges>
+        <edges xmi:type="notation:Edge" xmi:id="_f8gfMHA1EemKP426GDjFOg" type="4001" element="_f8eC8HA1EemKP426GDjFOg" source="_X2ASIHA1EemKP426GDjFOg" target="_X2ASIHA1EemKP426GDjFOg">
+          <children xmi:type="notation:Node" xmi:id="_f8gfNHA1EemKP426GDjFOg" type="6001">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_f8gfNXA1EemKP426GDjFOg" x="-8" y="7"/>
+          </children>
+          <children xmi:type="notation:Node" xmi:id="_f8hGQHA1EemKP426GDjFOg" type="6002">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_f8hGQXA1EemKP426GDjFOg" x="12" y="10"/>
+          </children>
+          <children xmi:type="notation:Node" xmi:id="_f8hGQnA1EemKP426GDjFOg" type="6003">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_f8hGQ3A1EemKP426GDjFOg" y="-10"/>
+          </children>
+          <styles xmi:type="notation:ConnectorStyle" xmi:id="_f8gfMXA1EemKP426GDjFOg" routing="Rectilinear"/>
+          <styles xmi:type="notation:FontStyle" xmi:id="_f8gfMnA1EemKP426GDjFOg" fontColor="7490599" fontName="Segoe UI" fontHeight="8"/>
+          <bendpoints xmi:type="notation:RelativeBendpoints" xmi:id="_f8gfM3A1EemKP426GDjFOg" points="[4, 1, 0, -21]$[51, 1, 47, -21]$[51, -53, 47, -75]$[-25, -53, -29, -75]$[-25, -8, -29, -30]"/>
+          <sourceAnchor xmi:type="notation:IdentityAnchor" xmi:id="_f8hGRHA1EemKP426GDjFOg" id="(0.9666666666666667,0.09)"/>
+          <targetAnchor xmi:type="notation:IdentityAnchor" xmi:id="_f8hGRXA1EemKP426GDjFOg" id="(1.0,0.30612244897959184)"/>
+        </edges>
+        <edges xmi:type="notation:Edge" xmi:id="_eUOggHA6EemKP426GDjFOg" type="4001" element="_eULdMHA6EemKP426GDjFOg" source="_X2ASIHA1EemKP426GDjFOg" target="_X2ASIHA1EemKP426GDjFOg">
+          <children xmi:type="notation:Node" xmi:id="_eUOghHA6EemKP426GDjFOg" type="6001">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_eUOghXA6EemKP426GDjFOg" y="-10"/>
+          </children>
+          <children xmi:type="notation:Node" xmi:id="_eUOghnA6EemKP426GDjFOg" type="6002">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_eUOgh3A6EemKP426GDjFOg" y="10"/>
+          </children>
+          <children xmi:type="notation:Node" xmi:id="_eUOgiHA6EemKP426GDjFOg" type="6003">
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_eUOgiXA6EemKP426GDjFOg" y="10"/>
+          </children>
+          <styles xmi:type="notation:ConnectorStyle" xmi:id="_eUOggXA6EemKP426GDjFOg" routing="Rectilinear"/>
+          <styles xmi:type="notation:FontStyle" xmi:id="_eUOggnA6EemKP426GDjFOg" fontName="Segoe UI" fontHeight="8"/>
+          <bendpoints xmi:type="notation:RelativeBendpoints" xmi:id="_eUOgg3A6EemKP426GDjFOg" points="[0, 0, 0, 0]$[0, 0, 0, 0]"/>
+          <sourceAnchor xmi:type="notation:IdentityAnchor" xmi:id="_eUOginA6EemKP426GDjFOg" id="(0.5,0.5)"/>
+          <targetAnchor xmi:type="notation:IdentityAnchor" xmi:id="_eUOgi3A6EemKP426GDjFOg" id="(0.5,0.5)"/>
+        </edges>
+      </data>
+    </ownedAnnotationEntries>
+    <ownedDiagramElements xmi:type="diagram:DNodeList" uid="_Ur5GkHA1EemKP426GDjFOg" name="SocialNetwork" tooltipText="" outgoingEdges="_ZZjvkHA1EemKP426GDjFOg" width="12" height="10">
+      <target xmi:type="ecore:EClass" href="socialnetwork.ecore#//SocialNetwork"/>
+      <semanticElements xmi:type="ecore:EClass" href="socialnetwork.ecore#//SocialNetwork"/>
+      <ownedStyle xmi:type="diagram:FlatContainerStyle" uid="_XY_mAHA1EemKP426GDjFOg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="Liquid" foregroundColor="255,252,216">
+        <description xmi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']/@style"/>
+      </ownedStyle>
+      <actualMapping xmi:type="description_1:ContainerMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']"/>
+      <ownedElements xmi:type="diagram:DNodeListElement" uid="_W_DcAHA1EemKP426GDjFOg" name="name : EString" tooltipText="">
+        <target xmi:type="ecore:EAttribute" href="socialnetwork.ecore#//SocialNetwork/name"/>
+        <semanticElements xmi:type="ecore:EAttribute" href="socialnetwork.ecore#//SocialNetwork/name"/>
+        <ownedStyle xmi:type="diagram:BundledImage" uid="_XZANEHA1EemKP426GDjFOg" labelAlignment="LEFT">
+          <description xmi:type="style:BundledImageDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']/@subNodeMappings[name='EC%20EAttribute']/@style"/>
+        </ownedStyle>
+        <actualMapping xmi:type="description_1:NodeMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']/@subNodeMappings[name='EC%20EAttribute']"/>
+      </ownedElements>
+    </ownedDiagramElements>
+    <ownedDiagramElements xmi:type="diagram:DNodeList" uid="_X14WUHA1EemKP426GDjFOg" name="Person" tooltipText="" outgoingEdges="_f8eC8HA1EemKP426GDjFOg _eULdMHA6EemKP426GDjFOg" incomingEdges="_ZZjvkHA1EemKP426GDjFOg _f8eC8HA1EemKP426GDjFOg _eULdMHA6EemKP426GDjFOg" width="12" height="10">
+      <target xmi:type="ecore:EClass" href="socialnetwork.ecore#//Person"/>
+      <semanticElements xmi:type="ecore:EClass" href="socialnetwork.ecore#//Person"/>
+      <arrangeConstraints>KEEP_LOCATION</arrangeConstraints>
+      <arrangeConstraints>KEEP_SIZE</arrangeConstraints>
+      <arrangeConstraints>KEEP_RATIO</arrangeConstraints>
+      <ownedStyle xmi:type="diagram:FlatContainerStyle" uid="_kAhuQHA1EemKP426GDjFOg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="Liquid" foregroundColor="255,252,216">
+        <description xmi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']/@style"/>
+      </ownedStyle>
+      <actualMapping xmi:type="description_1:ContainerMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']"/>
+      <ownedElements xmi:type="diagram:DNodeListElement" uid="_jirUoHA1EemKP426GDjFOg" name="name : EString" tooltipText="">
+        <target xmi:type="ecore:EAttribute" href="socialnetwork.ecore#//Person/name"/>
+        <semanticElements xmi:type="ecore:EAttribute" href="socialnetwork.ecore#//Person/name"/>
+        <ownedStyle xmi:type="diagram:BundledImage" uid="_kAiVUHA1EemKP426GDjFOg" labelAlignment="LEFT">
+          <description xmi:type="style:BundledImageDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']/@subNodeMappings[name='EC%20EAttribute']/@style"/>
+        </ownedStyle>
+        <actualMapping xmi:type="description_1:NodeMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@containerMappings[name='EC%20EClass']/@subNodeMappings[name='EC%20EAttribute']"/>
+      </ownedElements>
+    </ownedDiagramElements>
+    <ownedDiagramElements xmi:type="diagram:DEdge" uid="_ZZjvkHA1EemKP426GDjFOg" name="[0..*] persons" sourceNode="_Ur5GkHA1EemKP426GDjFOg" targetNode="_X14WUHA1EemKP426GDjFOg">
+      <target xmi:type="ecore:EReference" href="socialnetwork.ecore#//SocialNetwork/persons"/>
+      <semanticElements xmi:type="ecore:EReference" href="socialnetwork.ecore#//SocialNetwork/persons"/>
+      <ownedStyle xmi:type="diagram:EdgeStyle" uid="_ZZkWo3A1EemKP426GDjFOg" description="_ZZkWoHA1EemKP426GDjFOg" sourceArrow="FillDiamond" routingStyle="manhattan" strokeColor="0,0,0">
+        <centerLabelStyle xmi:type="diagram:CenterLabelStyle" uid="_ZZkWpHA1EemKP426GDjFOg" showIcon="false">
+          <customFeatures>labelSize</customFeatures>
+        </centerLabelStyle>
+        <endLabelStyle xmi:type="diagram:EndLabelStyle" uid="_ZZkWpXA1EemKP426GDjFOg" showIcon="false" labelColor="39,76,114">
+          <customFeatures>labelSize</customFeatures>
+        </endLabelStyle>
+      </ownedStyle>
+      <actualMapping xmi:type="description_1:EdgeMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='EC_EReference']"/>
+    </ownedDiagramElements>
+    <ownedDiagramElements xmi:type="diagram:DEdge" uid="_f8eC8HA1EemKP426GDjFOg" name="[0..*] friends" sourceNode="_X14WUHA1EemKP426GDjFOg" targetNode="_X14WUHA1EemKP426GDjFOg">
+      <target xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/friends"/>
+      <semanticElements xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/friends"/>
+      <ownedStyle xmi:type="diagram:EdgeStyle" uid="_erMusHA9EemKP426GDjFOg" routingStyle="manhattan" strokeColor="0,0,0">
+        <description xmi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='EC_EReference']/@style"/>
+        <centerLabelStyle xmi:type="diagram:CenterLabelStyle" uid="_erMusXA9EemKP426GDjFOg" showIcon="false"/>
+        <endLabelStyle xmi:type="diagram:EndLabelStyle" uid="_erMusnA9EemKP426GDjFOg" labelSize="6" showIcon="false" labelColor="39,76,114"/>
+      </ownedStyle>
+      <actualMapping xmi:type="description_1:EdgeMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='EC_EReference']"/>
+    </ownedDiagramElements>
+    <ownedDiagramElements xmi:type="diagram:DEdge" uid="_eULdMHA6EemKP426GDjFOg" sourceNode="_X14WUHA1EemKP426GDjFOg" targetNode="_X14WUHA1EemKP426GDjFOg" beginLabel="[0..*] children" endLabel="[0..2] parents">
+      <target xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/parents"/>
+      <semanticElements xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/children"/>
+      <semanticElements xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/parents"/>
+      <ownedStyle xmi:type="diagram:EdgeStyle" uid="_eUMEQHA6EemKP426GDjFOg" sourceArrow="InputArrow" routingStyle="manhattan" strokeColor="0,0,0">
+        <description xmi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='Bi-directional%20EC_EReference%20']/@style"/>
+        <beginLabelStyle xmi:type="diagram:BeginLabelStyle" uid="_eUMEQXA6EemKP426GDjFOg" showIcon="false"/>
+        <endLabelStyle xmi:type="diagram:EndLabelStyle" uid="_eUMEQnA6EemKP426GDjFOg" showIcon="false"/>
+      </ownedStyle>
+      <actualMapping xmi:type="description_1:EdgeMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='Bi-directional%20EC_EReference%20']"/>
+    </ownedDiagramElements>
+    <description xmi:type="description_1:DiagramDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']"/>
+    <filterVariableHistory xmi:type="diagram:FilterVariableHistory" uid="_TbTBZHA1EemKP426GDjFOg"/>
+    <activatedLayers xmi:type="description_1:Layer" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer"/>
+    <activatedLayers xmi:type="description_1:AdditionalLayer" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@additionalLayers[name='Package']"/>
+    <activatedLayers xmi:type="description_1:AdditionalLayer" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@additionalLayers[name='Validation']"/>
+    <target xmi:type="ecore:EPackage" href="socialnetwork.ecore#/"/>
+  </diagram:DSemanticDiagram>
+</xmi:XMI>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.ecore
new file mode 100644
index 00000000..cacf9921
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.ecore
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="socialnetwork" nsURI="http://ecse.mcgill.ca/socialnetwork" nsPrefix="socialnetwork">
+  <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore"/>
+  <eClassifiers xsi:type="ecore:EClass" name="SocialNetwork">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"
+        defaultValueLiteral="SocialNetwork"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="persons" upperBound="-1"
+        eType="#//Person" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Person">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="friends" upperBound="-1"
+        eType="#//Person"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"
+        defaultValueLiteral="Name"/>
+  </eClassifiers>
+</ecore:EPackage>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.genmodel b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.genmodel
new file mode 100644
index 00000000..c9515653
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/socialnetwork.genmodel
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<genmodel:GenModel xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" xmlns:genmodel="http://www.eclipse.org/emf/2002/GenModel"
+    modelDirectory="/SocialNetwork_plugin/encore_gen" creationIcons="false"
+    editDirectory="/ca.mcgill.ecse.socialnetwork.edit/src-gen" editorDirectory="/ca.mcgill.ecse.socialnetwork.editor/src-gen"
+    modelPluginID="SocialNetwork_plugin" modelName="Socialnetwork" rootExtendsClass="org.eclipse.emf.ecore.impl.MinimalEObjectImpl$Container"
+    codeFormatting="true" importerID="org.eclipse.emf.importer.ecore" complianceLevel="8.0"
+    copyrightFields="false" operationReflection="true" importOrganizing="true">
+  <foreignModel>socialnetwork.ecore</foreignModel>
+  <testsDirectory xsi:nil="true"/>
+  <genPackages prefix="Socialnetwork" disposableProviderFactory="true" ecorePackage="socialnetwork.ecore#/">
+    <genClasses ecoreClass="socialnetwork.ecore#//SocialNetwork">
+      <genFeatures createChild="false" ecoreFeature="ecore:EAttribute socialnetwork.ecore#//SocialNetwork/name"/>
+      <genFeatures property="None" children="true" createChild="true" ecoreFeature="ecore:EReference socialnetwork.ecore#//SocialNetwork/persons"/>
+    </genClasses>
+    <genClasses ecoreClass="socialnetwork.ecore#//Person">
+      <genFeatures notify="false" createChild="false" propertySortChoices="true" ecoreFeature="ecore:EReference socialnetwork.ecore#//Person/friends"/>
+      <genFeatures createChild="false" ecoreFeature="ecore:EAttribute socialnetwork.ecore#//Person/name"/>
+    </genClasses>
+  </genPackages>
+</genmodel:GenModel>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/200_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/200_nodes.jpg
new file mode 100644
index 00000000..a35c291b
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/200_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/220_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/220_nodes.jpg
new file mode 100644
index 00000000..4d41dff7
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/220_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/260_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/260_nodes.jpg
new file mode 100644
index 00000000..b16cdfb2
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/260_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/280_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/280_nodes.jpg
new file mode 100644
index 00000000..16c0ee23
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/280_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/output.txt b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/output.txt
new file mode 100644
index 00000000..35158e20
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/output.txt
@@ -0,0 +1,300 @@
+1
+9
+7
+0
+4
+6
+16
+0
+2
+4
+17
+20
+1
+5
+2
+3
+11
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+4
+0
+2
+1
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+13
+11
+0
+1
+10
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+0
+1
+1
+0
+17
+0
+4
+2
+0
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+10
+10
+0
+24
+9
+0
+14
+1
+11
+2
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+3
+3
+3
+0
+3
+1
+3
+2
+2
+1
+0
+3
+6
+3
+16
+3
+10
+6
+6
+6
+11
+6
+10
+20
+1
+4
+13
+0
+0
+3
+2
+0
+12
+0
+0
+22
+4
+0
+0
+20
+1
+10
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+11
+5
+27
+1
+3
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+0
+23
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+9
+23
+0
+3
+7
+2
+0
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+3
+0
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+11
+7
+6
+9
+2
+0
+3
+4
+3
+9
+3
+0
+7
+2
+1
+9
+1
+11
+6
+5
+16
+0
+19
+14
+9
+13
+2
+8
+0
+6
+1
+1
+2
+0
+3
+15
+3
+0
+3
+17
+1
+15
+5
+1
+21
+8
+2
+7
+3
+16
+11
+1
+5
+1
+5
+1
+6
+3
+16
+6
+17
+3
+5
+7
+2
+9
+2
+1
+11
+1
+0
+3
+5
+6
+2
+5
+1
+4
+9
+0
+11
+1
+10
+13
+6
+2
+1
+3
+4
+0
+1
+2
+10
+12
+3
+3
+3
+0
+2
+4
+2
+18
+3
+8
+7
+5
+3
+16
+1
+4
+8
+15
+1
+11
+15
+1
+8
+7
+1
+2
+0
+9
+5
+2
+1
+3
+6
+4
+8
+3
+12
+4
+21
+9
+2
+3
+2
+1
+3
+11
+2
+9
+0
+10
+6
+1
+2
+0
+8
+5
+2
+3
+8
+1
+13
+8
+2
+2
+11
+4
+21
+6
+5
+0
+8
+8
+12
+0
+0
+4
+1
+19
+5
+3
+1
+3
+12
+2
+6
+11
+8
+8
+2
+18
+0
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/plot_distribution.m b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/plot_distribution.m
new file mode 100644
index 00000000..4c67a191
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/bin/statistics/plot_distribution.m
@@ -0,0 +1,11 @@
+clear;
+clc;
+
+matrix = load('-ascii', "output.txt");
+hist(matrix,unique(matrix));
+hold on;
+[a,b] = hist(matrix,unique(matrix))
+plot(b, a)
+hold off;
+sum(matrix)
+average = sum(matrix) / length(matrix)
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/build.properties b/Metrics/Metrics-Calculation/SocialNetwork_plugin/build.properties
new file mode 100644
index 00000000..b91f214f
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/build.properties
@@ -0,0 +1,10 @@
+bin.includes = .,\
+               model/,\
+               META-INF/,\
+               plugin.xml,\
+               plugin.properties,\
+               src/
+jars.compile.order = .
+source.. = encore_gen/,\
+           src-gen/
+output.. = bin/
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/mpc_rep/Sql.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/mpc_rep/Sql.ecore
new file mode 100644
index 00000000..65d72135
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/mpc_rep/Sql.ecore
@@ -0,0 +1,549 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="sql" nsURI="http://www.com.jaspersoft.studio.data.Sql" nsPrefix="sql">
+  <eClassifiers xsi:type="ecore:EClass" name="Model">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="wq" eType="#//WithQuery"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="query" eType="#//SelectQuery"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="WithQuery">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="w" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="wname" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="withCols" eType="#//WithColumns"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="query" eType="#//SelectQuery"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="WithColumns"/>
+  <eClassifiers xsi:type="ecore:EClass" name="FetchFirst">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fetchFirst" eType="#//UnsignedValue"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="row" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Offset">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="offset" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Limit">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="l1" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="l2" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="SelectQuery"/>
+  <eClassifiers xsi:type="ecore:EClass" name="SelectSubSet">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="op" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="all" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="query" eType="#//Select"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Select" eSuperTypes="#//SelectQuery">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op" upperBound="-1" eType="#//SelectSubSet"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="select" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="cols" eType="#//OrColumn"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="tbl" eType="#//OrTable"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="whereExpression" eType="#//OrExpr"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="groupByEntry" eType="#//OrGroupByColumn"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="havingEntry" eType="#//OrExpr"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="orderByEntry" eType="#//OrOrderByColumn"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="lim" eType="#//Limit" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="offset" eType="#//Offset"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fetchFirst" eType="#//FetchFirst"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrColumn" eSuperTypes="#//PivotForClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//ColumnOrAlias" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ColumnOrAlias" eSuperTypes="#//OrColumn">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ce" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="alias" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="colAlias" eType="#//DbObjectName"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="allCols" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="dbAllCols" eType="#//DbObjectNameAll"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ColumnFull" eSuperTypes="#//PivotForClause"/>
+  <eClassifiers xsi:type="ecore:EClass" name="OrTable">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//FromTable" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FromTable" eSuperTypes="#//OrTable">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="table" eType="#//TableOrAlias"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fjoin" upperBound="-1"
+        eType="#//FromTableJoin" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FromTableJoin">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="join" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="onTable" eType="#//TableOrAlias"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="joinExpr" eType="#//OrExpr"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="joinCond" eType="#//JoinCondition"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="JoinCondition">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="useCols" eType="#//UsingCols"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="UsingCols" eSuperTypes="#//WithColumns">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//DbObjectName" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="TableOrAlias">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="tfull" eType="#//TableFull"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="sq" eType="#//SubQueryOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="values" eType="#//FromValues"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pivot" eType="#//PivotTable"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="unpivot" eType="#//UnpivotTable"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="alias" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="tblAlias" eType="#//DbObjectName"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FromValues">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="values" eType="#//Values"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="c" eType="#//FromValuesColumns"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FromValuesColumns">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fvCols" eType="#//FromValuesColumnNames"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FromValuesColumnNames"/>
+  <eClassifiers xsi:type="ecore:EClass" name="ColumnNames" eSuperTypes="#//FromValuesColumnNames">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="colName" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Values">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="rows" eType="#//Rows" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Rows">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//Row" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Row" eSuperTypes="#//Rows">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="rowValues" eType="#//RowValues"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="RowValues">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//RowValue" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="RowValue" eSuperTypes="#//RowValues">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="null" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotTable">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pfun" eType="#//PivotFunctions"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pfor" eType="#//PivotForClause"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pin" eType="#//PivotInClause"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotFunctions">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="abc" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotFunction"/>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotInClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="sq" eType="#//SubQueryOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="args" eType="#//UnpivotInClauseArgs"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="pinany" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="UnpivotTable">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pcols" eType="#//PivotColumns"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pfor" eType="#//PivotForClause"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="inop" eType="#//UnpivotInClause"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="UnpivotInClause"/>
+  <eClassifiers xsi:type="ecore:EClass" name="UnpivotInClauseArgs"/>
+  <eClassifiers xsi:type="ecore:EClass" name="UnpivotInClauseArg" eSuperTypes="#//UnpivotInClauseArgs">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="pcols" eType="#//PivotColumns"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="cfuls" eType="#//PivotColumns"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotForClause"/>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotColumns"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Pivots" eSuperTypes="#//PivotColumns"/>
+  <eClassifiers xsi:type="ecore:EClass" name="PivotCol" eSuperTypes="#//PivotFunction #//PivotColumns #//Pivots"/>
+  <eClassifiers xsi:type="ecore:EClass" name="TableFull"/>
+  <eClassifiers xsi:type="ecore:EClass" name="DbObjectNameAll">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="dbname" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="DbObjectName" eSuperTypes="#//ColumnFull #//UsingCols #//PivotCol #//TableFull">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="dbname" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrOrderByColumn">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//OrderByColumnFull" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrderByColumnFull" eSuperTypes="#//OrOrderByColumn">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="colOrder" eType="#//ColumnFull"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="colOrderInt" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="direction" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrGroupByColumn">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//GroupByColumnFull" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="GroupByColumnFull" eSuperTypes="#//OrGroupByColumn">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="colGrBy" eType="#//ColumnFull"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="gbFunction" eType="#//OpFunction"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="grByInt" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrExpr">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//FullExpression" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FullExpression" eSuperTypes="#//OrExpr">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="c" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="efrag" eType="#//FullExpression"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="notPrm" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="expgroup" eType="#//ExprGroup"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="exp" eType="#//FullExpression"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="xexp" eType="#//XExpr"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="in" eType="#//InOper" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="exists" eType="#//ExistsOper"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op1" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="isnull" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="between" eType="#//Between"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="like" eType="#//Like" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="comp" eType="#//Comparison"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ExprGroup">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="isnot" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="expr" eType="#//OrExpr"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="XExpr">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="xf" eType="#//XFunction"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="col" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="prm" eType="#//Prms" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EEnum" name="XFunction">
+    <eLiterals name="xin" literal="{IN"/>
+    <eLiterals name="xnotin" value="1" literal="{NOTIN"/>
+    <eLiterals name="xeq" value="2" literal="{EQUAL"/>
+    <eLiterals name="xnoteq" value="3" literal="{NOTEQUAL"/>
+    <eLiterals name="xls" value="4" literal="{LESS"/>
+    <eLiterals name="xlsr" value="5" literal="{LESS]"/>
+    <eLiterals name="xgtl" value="6" literal="{[GREATER"/>
+    <eLiterals name="xgt" value="7" literal="{GREATER"/>
+    <eLiterals name="xbwn" value="8" literal="{BETWEEN"/>
+    <eLiterals name="xbwnc" value="9" literal="{[BETWEEN]"/>
+    <eLiterals name="xbwnl" value="10" literal="{[BETWEEN"/>
+    <eLiterals name="xbwnr" value="11" literal="{BETWEEN]"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Prms">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//JRParameter" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="JRParameter" eSuperTypes="#//Prms">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="jrprm" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Comparison">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="operator" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="subOperator" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op2" eType="#//Operands"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Like">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="opLike" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op2" eType="#//LikeOperand"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="LikeOperand">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="op2" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fop2" eType="#//OpFunction"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fcast" eType="#//OpFunctionCast"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fparam" eType="#//POperand"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Between">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="opBetween" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op2" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op3" eType="#//Operands"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="InOper">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="op" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="subquery" eType="#//SubQueryOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="opList" eType="#//OperandListGroup"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ExistsOper">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="op" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="subquery" eType="#//SubQueryOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="opList" eType="#//OperandListGroup"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OperandListGroup">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="opGroup" eType="#//OperandList"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OperandList"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Operands" eSuperTypes="#//OpFunctionArgAgregate">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op1" eType="#//Operand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="left" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="right" eType="#//Operand"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Operand">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="column" eType="#//ColumnOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="xop" eType="#//Operand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="subq" eType="#//SubQueryOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fcast" eType="#//OpFunctionCast"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fext" eType="#//FunctionExtract"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="func" eType="#//OpFunction"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="sqlcase" eType="#//SQLCaseOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="param" eType="#//POperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eparam" eType="#//ExpOperand"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="scalar" eType="#//ScalarOperand"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OpFunction">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="fname" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="star" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="args" eType="#//OpFunctionArg"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fan" eType="#//FunctionAnalytical"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FunctionExtract">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="v" eType="#//EXTRACT_VALUES"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="operand" eType="#//Operands"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="FunctionAnalytical">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="anClause" eType="#//AnalyticClause"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="AnalyticClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="abc" eType="#//QueryPartitionClause"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="obc" eType="#//OrderByClause"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="winc" eType="#//WindowingClause"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="WindowingClause"/>
+  <eClassifiers xsi:type="ecore:EClass" name="WindowingClauseBetween" eSuperTypes="#//WindowingClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="wcoP" eType="#//WindowingClauseOperandPreceding"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="wcoF" eType="#//WindowingClauseOperandFollowing"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="WindowingClauseOperandFollowing">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="exp" eType="#//AnalyticExprArg"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="WindowingClauseOperandPreceding" eSuperTypes="#//WindowingClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="expr" eType="#//AnalyticExprArg"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrderByClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="args" eType="#//OrderByClauseArgs"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OrderByClauseArgs"/>
+  <eClassifiers xsi:type="ecore:EClass" name="OrderByClauseArg" eSuperTypes="#//OrderByClauseArgs">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="col" eType="#//AnalyticExprArg"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="QueryPartitionClause">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="args" eType="#//AnalyticExprArgs"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="AnalyticExprArgs" eSuperTypes="#//QueryPartitionClause"/>
+  <eClassifiers xsi:type="ecore:EClass" name="AnalyticExprArg" eSuperTypes="#//AnalyticExprArgs">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ce" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="colAlias" eType="#//DbObjectName"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OpFunctionArg"/>
+  <eClassifiers xsi:type="ecore:EClass" name="OpFunctionArgOperand" eSuperTypes="#//OpFunctionArg">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op" eType="#//OpFunctionArgAgregate"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OpFunctionCast">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="op" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="type" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="p" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="p2" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OpFunctionArgAgregate"/>
+  <eClassifiers xsi:type="ecore:EClass" name="POperand">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="prm" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ExpOperand">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="prm" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ColumnOperand">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="cfull" eType="#//ColumnFull"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="ora" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="SubQueryOperand">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="sel" eType="#//SelectQuery"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ScalarOperand" eSuperTypes="#//RowValue #//OperandList">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="sostr" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="sodbl" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EBigDecimal"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="sodate" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="sotime" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="sodt" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="soUInt" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="soint" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="SQLCaseOperand">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="wop" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="expr" eType="#//OrExpr"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="when" eType="#//SQLCaseWhens"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="SQLCaseWhens"/>
+  <eClassifiers xsi:type="ecore:EClass" name="SqlCaseWhen" eSuperTypes="#//SQLCaseWhens">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="wop" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="expr" eType="#//OrExpr"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="texp" eType="#//Operands"
+        containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eexp" eType="#//Operands"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EEnum" name="EXTRACT_VALUES">
+    <eLiterals name="ms" literal="MICROSECOND"/>
+    <eLiterals name="s" value="1" literal="SECOND"/>
+    <eLiterals name="m" value="2" literal="MINUTE"/>
+    <eLiterals name="h" value="3" literal="HOUR"/>
+    <eLiterals name="day" value="4" literal="DAY"/>
+    <eLiterals name="week" value="5" literal="WEEK"/>
+    <eLiterals name="month" value="6" literal="MONTH"/>
+    <eLiterals name="quart" value="7" literal="QUARTER"/>
+    <eLiterals name="year" value="8" literal="YEAR"/>
+    <eLiterals name="micros" value="9" literal="SECOND_MICROSECOND"/>
+    <eLiterals name="minMicro" value="10" literal="MINUTE_MICROSECOND"/>
+    <eLiterals name="minSec" value="11" literal="MINUTE_SECOND"/>
+    <eLiterals name="hms" value="12" literal="HOUR_MICROSECOND"/>
+    <eLiterals name="hs" value="13" literal="HOUR_SECOND"/>
+    <eLiterals name="hmin" value="14" literal="HOUR_MINUTE"/>
+    <eLiterals name="dms" value="15" literal="DAY_MICROSECOND"/>
+    <eLiterals name="ds" value="16" literal="DAY_SECOND"/>
+    <eLiterals name="daymin" value="17" literal="DAY_MINUTE"/>
+    <eLiterals name="dayh" value="18" literal="DAY_HOUR"/>
+    <eLiterals name="yearMonth" value="19" literal="YEAR_MONTH"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="IntegerValue">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="integer" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="UnsignedValue">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="integer" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//ELongObject"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Col" eSuperTypes="#//ColumnFull">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//DbObjectName" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="abc" eSuperTypes="#//FromValuesColumnNames">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//ColumnNames" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="UnipivotInClause" eSuperTypes="#//UnpivotInClause">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="op" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="args" eType="#//UnpivotInClauseArgs"
+        containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="uicargs" eSuperTypes="#//UnpivotInClauseArgs">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//UnpivotInClauseArg" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="pvcs" eSuperTypes="#//Pivots">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//PivotCol" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="pcols" eSuperTypes="#//PivotCol">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//DbObjectName" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="tbls" eSuperTypes="#//TableFull">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//DbObjectName" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OpList" eSuperTypes="#//OperandList">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//ScalarOperand" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Plus" eSuperTypes="#//Operands"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Minus" eSuperTypes="#//Operands"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Concat" eSuperTypes="#//Operands"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Multiply" eSuperTypes="#//Operands"/>
+  <eClassifiers xsi:type="ecore:EClass" name="Division" eSuperTypes="#//Operands"/>
+  <eClassifiers xsi:type="ecore:EClass" name="OBCArgs" eSuperTypes="#//OrderByClauseArgs">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//OrderByClauseArg" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="AExpArgs" eSuperTypes="#//AnalyticExprArgs">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//AnalyticExprArg" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="OpFList" eSuperTypes="#//OpFunctionArg">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//OpFunctionArgOperand" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="WhenList" eSuperTypes="#//SQLCaseWhens">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="entries" upperBound="-1"
+        eType="#//SqlCaseWhen" containment="true"/>
+  </eClassifiers>
+</ecore:EPackage>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/na_rep/XSHMLMT.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/na_rep/XSHMLMT.ecore
new file mode 100644
index 00000000..f741662e
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/na_rep/XSHMLMT.ecore
@@ -0,0 +1,203 @@
+<?xml version="1.0" encoding="ASCII"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="shml" nsURI="http://ecnu.models.xshml.xshmlmt/shml/" nsPrefix="shml">
+  <eClassifiers xsi:type="ecore:EClass" name="System">
+    <eOperations name="main">
+      <eAnnotations source="aspect"/>
+    </eOperations>
+    <eOperations name="doprintconfiguration">
+      <eAnnotations source="aspect"/>
+    </eOperations>
+    <eOperations name="dojump">
+      <eAnnotations source="aspect"/>
+    </eOperations>
+    <eOperations name="callscilab">
+      <eAnnotations source="aspect"/>
+    </eOperations>
+    <eOperations name="RealizeInitializeModel">
+      <eAnnotations source="aspect"/>
+      <eParameters name="arguments" upperBound="-1">
+        <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+      </eParameters>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="tshss" upperBound="-1" eType="//TSHS" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="globalvariables" upperBound="-1" eType="//Variable" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="globalclocks" upperBound="-1" eType="//Clock" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="globalevents" upperBound="-1" eType="//Event" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="TSHS">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedodes" upperBound="-1" eType="//ODE" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedstates" upperBound="-1" eType="//State" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedtransitions" upperBound="-1" eType="//Transition" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="localvariables" upperBound="-1" eType="//Variable" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="localclocks" upperBound="-1" eType="//Clock" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="localevents" upperBound="-1" eType="//Event" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="initialstate" lowerBound="1" eType="//State"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedexpos" upperBound="-1" eType="//ExpoDistribution" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedactions" upperBound="-1" eType="//Action" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedguards" upperBound="-1" eType="//Guard" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ownedunifs" upperBound="-1" eType="//UnifDistribution" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Variable">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="value">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Clock">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="time">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Event">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="send">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="receive">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="active">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EInt"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Transition" abstract="true">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="triggerevent" lowerBound="1" eType="//Event"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="taction" lowerBound="1" eType="//Action"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="evaluateguard" lowerBound="1" eType="//EvaluateGuard"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="temporalguard" lowerBound="1" eType="//TemporalGuard"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Guard" abstract="true">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="TemporalGuard" eSuperTypes="//Guard">
+    <eOperations name="holdstg">
+      <eAnnotations source="aspect"/>
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EBoolean"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="tcondition">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="onclock" lowerBound="1" eType="//Clock"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EvaluateGuard" eSuperTypes="//Guard">
+    <eOperations name="holdseg">
+      <eAnnotations source="aspect"/>
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EBoolean"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="vcondition">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="onvariable" lowerBound="1" eType="//Variable"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="State">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="slaveode" lowerBound="1" eType="//ODE"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="outgoingct" upperBound="-1" eType="//ComTransition" eOpposite="//ComTransition/csrc"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="incomingct" upperBound="-1" eType="//ComTransition" eOpposite="//ComTransition/ctgt"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="outgoingpt" upperBound="-1" eType="//ProbTransition" eOpposite="//ProbTransition/psrc"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="incomingpt" upperBound="-1" eType="//ProbTransition" eOpposite="//ProbTransition/ptgt"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="subdiagram" lowerBound="1" eType="//TSHS"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fatherstate" lowerBound="1" eType="//State"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="slavelambda" lowerBound="1" eType="//ExpoDistribution"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="slaveunif" lowerBound="1" eType="//UnifDistribution"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ComTransition" eSuperTypes="//Transition">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="csrc" lowerBound="1" eType="//State" eOpposite="//State/outgoingct"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ctgt" eType="//State" eOpposite="//State/incomingct"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ProbTransition" eSuperTypes="//Transition">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="probability">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="psrc" lowerBound="1" eType="//State" eOpposite="//State/outgoingpt"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="ptgt" lowerBound="1" eType="//State" eOpposite="//State/incomingpt"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Function">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="indevariable" lowerBound="1" eType="//IndeVariable" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="devariable" lowerBound="1" eType="//DeVariable" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="fright" lowerBound="1" eType="//Fright" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="IndeVariable">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="DeVariable">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Fright">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ODE">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="condition" lowerBound="1" eType="//Condition" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="interval" lowerBound="1" eType="//Interval" containment="true"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="function" lowerBound="1" eType="//Function" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Condition">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Interval">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="left">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="right">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="subinterval">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ExpoDistribution">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="lambda">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Action">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="action">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="UnifDistribution">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="a">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="b">
+      <eType xsi:type="ecore:EDataType" href="http://www.eclipse.org/emf/2002/Ecore#//EFloat"/>
+    </eStructuralFeatures>
+  </eClassifiers>
+</ecore:EPackage>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/out_d_rep/rdm.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/out_d_rep/rdm.ecore
new file mode 100644
index 00000000..5c01ab01
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Ecore/out_d_rep/rdm.ecore
@@ -0,0 +1,178 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore">
+  <ecore:EPackage name="PrimitiveTypes">
+    <eClassifiers xsi:type="ecore:EDataType" name="Integer"/>
+    <eClassifiers xsi:type="ecore:EDataType" name="Long"/>
+    <eClassifiers xsi:type="ecore:EDataType" name="Float"/>
+    <eClassifiers xsi:type="ecore:EDataType" name="Double"/>
+    <eClassifiers xsi:type="ecore:EDataType" name="Boolean"/>
+    <eClassifiers xsi:type="ecore:EDataType" name="String"/>
+  </ecore:EPackage>
+  <ecore:EPackage name="RDM">
+    <eClassifiers xsi:type="ecore:EClass" name="DifferentFrom" eSuperTypes="/1/PredicateSymbol"/>
+    <eClassifiers xsi:type="ecore:EClass" name="SameAs" eSuperTypes="/1/PredicateSymbol"/>
+    <eClassifiers xsi:type="ecore:EClass" name="IndividualVariable" eSuperTypes="/1/Variable">
+      <eStructuralFeatures xsi:type="ecore:EReference" name="classRef" ordered="false" eType="/1/ODM/Class"/>
+    </eClassifiers>
+    <eClassifiers xsi:type="ecore:EClass" name="DataVariable" eSuperTypes="/1/Variable"/>
+    <eClassifiers xsi:type="ecore:EClass" name="Constant" eSuperTypes="/1/Term"/>
+    <eClassifiers xsi:type="ecore:EClass" name="Variable" eSuperTypes="/1/Term">
+      <eStructuralFeatures xsi:type="ecore:EReference" name="type" ordered="false" eType="/1/ODM/Datatype"/>
+      <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+    </eClassifiers>
+    <eClassifiers xsi:type="ecore:EClass" name="Term" abstract="true"/>
+    <eClassifiers xsi:type="ecore:EClass" name="BuiltIn" eSuperTypes="/1/PredicateSymbol">
+      <eStructuralFeatures xsi:type="ecore:EAttribute" name="buildInID" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+    </eClassifiers>
+    <eClassifiers xsi:type="ecore:EClass" name="PredicateSymbol"/>
+    <eClassifiers xsi:type="ecore:EClass" name="Atom">
+      <eStructuralFeatures xsi:type="ecore:EReference" name="hasPredicateSymbol" ordered="false" lowerBound="1" eType="/1/PredicateSymbol"/>
+      <eStructuralFeatures xsi:type="ecore:EReference" name="terms" upperBound="-1" eType="/1/Term"/>
+      <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+    </eClassifiers>
+    <eClassifiers xsi:type="ecore:EClass" name="Consequent">
+      <eStructuralFeatures xsi:type="ecore:EReference" name="containsAtom" ordered="false" upperBound="-1" eType="/1/Atom"/>
+    </eClassifiers>
+    <eClassifiers xsi:type="ecore:EClass" name="Antecedent">
+      <eStructuralFeatures xsi:type="ecore:EReference" name="containsAtom" ordered="false" upperBound="-1" eType="/1/Atom"/>
+    </eClassifiers>
+    <eClassifiers xsi:type="ecore:EClass" name="Rule" eSuperTypes="/1/ODM/OntologyElement">
+      <eStructuralFeatures xsi:type="ecore:EReference" name="hasAntecedent" ordered="false" lowerBound="1" eType="/1/Antecedent"/>
+      <eStructuralFeatures xsi:type="ecore:EReference" name="hasConsequent" ordered="false" lowerBound="1" eType="/1/Consequent"/>
+    </eClassifiers>
+    <eSubpackages name="ODM">
+      <eClassifiers xsi:type="ecore:EClass" name="MinCardinalityRestriction" eSuperTypes="/1/ODM/Restriction">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="minCardinality" ordered="false" lowerBound="1" eType="/1/ODM/TypedLiteral"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="MaxCardinalityRestriction" eSuperTypes="/1/ODM/Restriction">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="maxCardinality" ordered="false" lowerBound="1" eType="/1/ODM/TypedLiteral"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="CardinalityRestriction" eSuperTypes="/1/ODM/Restriction">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="cardinality" ordered="false" lowerBound="1" eType="/1/ODM/TypedLiteral"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="TransitiveProperty" eSuperTypes="/1/ODM/ObjectProperty"/>
+      <eClassifiers xsi:type="ecore:EClass" name="SymmetricProperty" eSuperTypes="/1/ODM/ObjectProperty"/>
+      <eClassifiers xsi:type="ecore:EClass" name="InverseFunctionalProperty" eSuperTypes="/1/ODM/ObjectProperty"/>
+      <eClassifiers xsi:type="ecore:EClass" name="FunctionalProperty" eSuperTypes="/1/ODM/Property"/>
+      <eClassifiers xsi:type="ecore:EClass" name="PlainLiteral" eSuperTypes="/1/ODM/Literal">
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="language" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="TypedLiteral" eSuperTypes="/1/ODM/Literal">
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="theType" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Literal" abstract="true" eSuperTypes="/1/ODM/Datatype">
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="lexicalForm" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Datatype" abstract="true" eSuperTypes="/1/ODM/OntologyElement"/>
+      <eClassifiers xsi:type="ecore:EClass" name="DataRange" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="datatype" ordered="false" eType="/1/ODM/Datatype"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="oneOf" ordered="false" upperBound="-1" eType="/1/ODM/Literal"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="AllValuesFromRestriction" eSuperTypes="/1/ODM/Restriction">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="allValuesFromRange" ordered="false" eType="/1/ODM/DataRange"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="allValuesFromClass" ordered="false" eType="/1/ODM/Class"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="SomeValuesFromRestriction" eSuperTypes="/1/ODM/Restriction">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="someValuesFromClass" ordered="false" eType="/1/ODM/Class"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="someValuesFromRange" ordered="false" eType="/1/ODM/DataRange"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="OntologyPropertyValue" eSuperTypes="/1/ODM/OntologyProperty"/>
+      <eClassifiers xsi:type="ecore:EClass" name="URI" eSuperTypes="/1/ODM/Annotation"/>
+      <eClassifiers xsi:type="ecore:EClass" name="Annotation" abstract="true"/>
+      <eClassifiers xsi:type="ecore:EClass" name="AnnotationPropertyValue">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="object" ordered="false" lowerBound="1" eType="/1/ODM/Annotation"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="subject" ordered="false" lowerBound="1" eType="/1/ODM/AnnotatableElement"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="type" ordered="false" lowerBound="1" eType="/1/ODM/AnnotationProperty"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="EnumeratedDatatype" eSuperTypes="/1/ODM/Datatype">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="collectionOf" ordered="false" upperBound="-1" eType="/1/ODM/DataValue"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="PrimitiveType" eSuperTypes="/1/ODM/Datatype"/>
+      <eClassifiers xsi:type="ecore:EClass" name="HasValueRestriction" eSuperTypes="/1/ODM/Restriction">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="hasLiteralValue" ordered="false" eType="/1/ODM/Literal"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="hasValue" ordered="false" eType="/1/ODM/Individual"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Restriction" abstract="true" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="onProperty" ordered="false" upperBound="-1" eType="/1/ODM/Property"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="toDatatype" ordered="false" eType="/1/ODM/Datatype"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="AllDiferent" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="distinctMembers" ordered="false" upperBound="-1" eType="/1/ODM/Individual"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="DataValue" eSuperTypes="/1/Constant /1/ODM/Annotation">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="type" ordered="false" lowerBound="1" eType="/1/ODM/Datatype"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="value" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="DatatypePropertyValue" eSuperTypes="/1/ODM/PropertyValue">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="object" ordered="false" lowerBound="1" eType="/1/ODM/DataValue"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="ObjectPropertyValue" eSuperTypes="/1/ODM/PropertyValue">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="object" ordered="false" lowerBound="1" eType="/1/ODM/Individual"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="PropertyValue" abstract="true">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="subject" ordered="false" lowerBound="1" eType="/1/ODM/Individual"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="UnionClass" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="unionOf" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="IntersectionClass" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="intersectionOf" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="ComplementClass" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="complementOf" ordered="false" lowerBound="1" eType="/1/ODM/Class"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="EnumeratedClass" eSuperTypes="/1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="oneOf" ordered="false" upperBound="-1" eType="/1/ODM/Individual"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Namespace">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="members" ordered="false" upperBound="-1" eType="/1/ODM/NamedElement" containment="true"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="uri" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="DatatypeProperty" eSuperTypes="/1/ODM/Property">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="range" ordered="false" upperBound="-1" eType="/1/ODM/DataRange"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="ObjectProperty" eSuperTypes="/1/ODM/Property">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="range" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="inverseOf" ordered="false" upperBound="-1" eType="/1/ODM/ObjectProperty"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="transitive" ordered="false" unique="false" lowerBound="1" eType="/0/Boolean"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="symmetric" ordered="false" unique="false" lowerBound="1" eType="/0/Boolean"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="inverseFunctional" ordered="false" unique="false" lowerBound="1" eType="/0/Boolean"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="complex" ordered="false" unique="false" lowerBound="1" eType="/0/Boolean"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Individual" eSuperTypes="/1/Constant /1/ODM/Annotation /1/ODM/Class">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="sameAs" ordered="false" upperBound="-1" eType="/1/ODM/Individual"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="differentFrom" ordered="false" upperBound="-1" eType="/1/ODM/Individual"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="type" ordered="false" lowerBound="1" eType="/1/ODM/Class"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Class" eSuperTypes="/1/PredicateSymbol /1/ODM/OntologyElement">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="disjointWith" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="subClassOf" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="equivalentClass" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="Property" abstract="true" eSuperTypes="/1/PredicateSymbol /1/ODM/OntologyElement">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="domain" ordered="false" upperBound="-1" eType="/1/ODM/Class"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="equivalentProperty" ordered="false" upperBound="-1" eType="/1/ODM/Property"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="subPropertyOf" ordered="false" upperBound="-1" eType="/1/ODM/Property"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="deprecated" ordered="false" unique="false" lowerBound="1" eType="/0/Boolean"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="functional" ordered="false" unique="false" lowerBound="1" eType="/0/Boolean"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="AnnotationProperty" eSuperTypes="/1/ODM/OntologyElement"/>
+      <eClassifiers xsi:type="ecore:EClass" name="OntologyProperty" abstract="true" eSuperTypes="/1/ODM/OntologyElement"/>
+      <eClassifiers xsi:type="ecore:EClass" name="OntologyElement" eSuperTypes="/1/ODM/NamedElement /1/ODM/AnnotatableElement"/>
+      <eClassifiers xsi:type="ecore:EClass" name="Ontology" eSuperTypes="/1/ODM/AnnotatableElement">
+        <eStructuralFeatures xsi:type="ecore:EReference" name="imports" ordered="false" upperBound="-1" eType="/1/ODM/Ontology"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="priorVersion" ordered="false" eType="/1/ODM/Ontology"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="elements" ordered="false" upperBound="-1" eType="/1/ODM/NamedElement" containment="true"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="incompatibleWith" ordered="false" upperBound="-1" eType="/1/ODM/Ontology"/>
+        <eStructuralFeatures xsi:type="ecore:EReference" name="reference" ordered="false" upperBound="-1" eType="/1/ODM/OntologyPropertyValue"/>
+      </eClassifiers>
+      <eClassifiers xsi:type="ecore:EClass" name="AnnotatableElement" abstract="true"/>
+      <eClassifiers xsi:type="ecore:EClass" name="NamedElement">
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="uri" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+        <eStructuralFeatures xsi:type="ecore:EAttribute" name="qualifiedName" ordered="false" unique="false" lowerBound="1" eType="/0/String"/>
+      </eClassifiers>
+    </eSubpackages>
+  </ecore:EPackage>
+</xmi:XMI>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/.DS_Store b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/.DS_Store
new file mode 100644
index 00000000..85929cb0
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/.DS_Store
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/mpc_rep/2samplemodel41.githubmodel b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/mpc_rep/2samplemodel41.githubmodel
new file mode 100644
index 00000000..f4a3233c
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/mpc_rep/2samplemodel41.githubmodel
@@ -0,0 +1,105 @@
+<?xml version="1.0" encoding="ASCII"?>
+<github:Project xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:github="sure.ghtorrent.github" creatd_at="2013-05-14T03:07:04.000-0400" updated_at="2016-11-02T06:05:30.000-0400" url="https://github.com/vert-x/mod-rxvertx">
+  <issue created_at="2015-08-14T02:12:18.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/42"/>
+  <issue created_at="2015-06-22T09:29:32.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/41"/>
+  <issue created_at="2015-06-16T15:27:39.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/40"/>
+  <issue created_at="2015-06-16T15:19:14.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/39"/>
+  <issue created_at="2015-04-08T09:17:37.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/36"/>
+  <issue created_at="2015-03-02T15:41:55.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/34"/>
+  <issue created_at="2014-11-21T17:36:28.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/29"/>
+  <issue created_at="2014-11-19T09:48:31.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/26"/>
+  <issue created_at="2014-06-06T13:52:26.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/18"/>
+  <issue created_at="2013-12-07T04:02:36.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/10"/>
+  <issue created_at="2016-01-24T04:58:48.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/43">
+    <pullrequest url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/43"/>
+  </issue>
+  <issue created_at="2015-06-16T15:27:39.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/40">
+    <pullrequest url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/40"/>
+  </issue>
+  <issue created_at="2015-03-06T11:23:22.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/35">
+    <pullrequest commit="//@commits.42" url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/35"/>
+  </issue>
+  <issue created_at="2014-11-21T17:40:46.000-0500" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/30">
+    <pullrequest url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/30"/>
+  </issue>
+  <issue created_at="2014-08-28T07:38:52.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/21">
+    <pullrequest url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/21"/>
+  </issue>
+  <issue created_at="2014-06-19T15:01:09.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/19">
+    <pullrequest commit="//@commits.46" url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/19"/>
+  </issue>
+  <issue created_at="2014-05-11T00:43:58.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/17">
+    <pullrequest commit="//@commits.47" url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/17"/>
+  </issue>
+  <issue created_at="2014-05-09T05:21:01.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/15">
+    <pullrequest commit="//@commits.51" url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/15"/>
+  </issue>
+  <issue created_at="2013-07-07T20:58:26.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/3">
+    <pullrequest commit="//@commits.20" url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/3"/>
+  </issue>
+  <issue created_at="2013-06-26T11:44:08.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/2">
+    <pullrequest url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/2"/>
+  </issue>
+  <issue created_at="2013-06-16T00:13:08.000-0400" url="https://api.github.com/repos/vert-x/mod-rxvertx/issues/1">
+    <pullrequest commit="//@commits.24" url="https://api.github.com/repos/vert-x/mod-rxvertx/pulls/1"/>
+  </issue>
+  <projectMembers url="https://api.github.com/users/petermd" name="petermd"/>
+  <projectMembers url="https://api.github.com/users/purplefox" name="purplefox"/>
+  <projectMembers url="https://api.github.com/users/sharathp" name="sharathp"/>
+  <projectMembers url="https://api.github.com/users/squaredfinancialit" name="squaredfinancialit"/>
+  <projectMembers url="https://api.github.com/users/ddossot" name="ddossot"/>
+  <projectMembers url="https://api.github.com/users/tavisrudd" name="tavisrudd"/>
+  <projectMembers url="https://api.github.com/users/vihangd" name="vihangd"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.1" created_at="2013-12-02T05:47:09.000-0500" sha="ed99912edfd9f6f9e908a5325d2ab07d6e65e869" parents_sha="9a90507caa12d77bb7fc97514c9016e8c9d41676"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.2 //@commits.5" created_at="2013-12-01T20:08:01.000-0500" sha="9a90507caa12d77bb7fc97514c9016e8c9d41676" parents_sha="dddb6bbe532afaf0983b9b2affea87d700c788fc ad41e6a602de2e145d1ba2b0da9bd046fb3e2467"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.3" created_at="2013-12-01T20:06:25.000-0500" sha="dddb6bbe532afaf0983b9b2affea87d700c788fc" parents_sha="e704894753ef8f06f144071c493ae5ee0f077f33"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.4" created_at="2013-12-01T20:05:38.000-0500" sha="e704894753ef8f06f144071c493ae5ee0f077f33" parents_sha="f6b983b4b88731f38fe1080a4235d2e6091107b0"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.6" created_at="2013-12-01T20:05:12.000-0500" sha="f6b983b4b88731f38fe1080a4235d2e6091107b0" parents_sha="9298780fca8e25a33f49867f3025890fa7c7d7f2"/>
+  <commits committer="//@projectMembers.1" parents="//@commits.6" created_at="2013-12-01T05:58:35.000-0500" sha="ad41e6a602de2e145d1ba2b0da9bd046fb3e2467" parents_sha="9298780fca8e25a33f49867f3025890fa7c7d7f2"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.7" created_at="2013-11-27T05:39:40.000-0500" sha="9298780fca8e25a33f49867f3025890fa7c7d7f2" parents_sha="6cd3659869c4b786e55640d2d137b12d18fb49a7"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.8" created_at="2013-11-27T05:28:59.000-0500" sha="6cd3659869c4b786e55640d2d137b12d18fb49a7" parents_sha="937af378cf31503b77d0ce6ab011e5d022d57265"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.9" created_at="2013-11-27T05:26:59.000-0500" sha="937af378cf31503b77d0ce6ab011e5d022d57265" parents_sha="f777d37b7fa1091c278848166dd7635728ac2a2f"/>
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diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/na_rep/.DS_Store b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/na_rep/.DS_Store
new file mode 100644
index 00000000..5008ddfc
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/na_rep/.DS_Store
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/na_rep/2samplemodel65.githubmodel b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/na_rep/2samplemodel65.githubmodel
new file mode 100644
index 00000000..c78f0175
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/na_rep/2samplemodel65.githubmodel
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="ASCII"?>
+<github:Project xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:github="sure.ghtorrent.github" creatd_at="2012-01-15T22:30:37.000-0500" updated_at="2013-05-10T16:37:30.000-0400" url="https://github.com/i8ramin/fb-menu">
+  <issue created_at="2013-08-05T20:37:26.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/9"/>
+  <issue created_at="2012-10-24T03:46:19.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/5">
+    <pullrequest url="https://api.github.com/repos/i8ramin/fb-menu/pulls/5"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-24T10:12:29.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <issue created_at="2012-10-23T14:15:11.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/4">
+    <pullrequest url="https://api.github.com/repos/i8ramin/fb-menu/pulls/4"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-23T15:02:06.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="MERGED" created_at="2012-10-23T15:02:06.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="REFERENCED" created_at="2012-10-23T15:02:06.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <issue created_at="2012-10-19T20:17:40.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/3">
+    <pullrequest url="https://api.github.com/repos/i8ramin/fb-menu/pulls/3"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-23T13:55:51.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="MERGED" created_at="2012-10-23T13:55:51.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="REFERENCED" created_at="2012-10-23T13:55:51.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <issue created_at="2012-10-08T18:07:12.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/2">
+    <pullrequest commit="//@commits.9" url="https://api.github.com/repos/i8ramin/fb-menu/pulls/2"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-09T16:31:04.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="MERGED" created_at="2012-10-09T16:31:04.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="REFERENCED" created_at="2012-10-09T16:31:04.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <projectMembers url="https://api.github.com/users/i8ramin" name="i8ramin"/>
+  <projectMembers url="https://api.github.com/users/jpbellona" name="jpbellona"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.1" created_at="2012-04-22T13:06:09.000-0400" sha="edac411699e093ae17bb8e252801d169cf63386b" parents_sha="0c5479209926ba6e76531191c5cb0c49f124c573"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.2" created_at="2012-01-16T00:05:29.000-0500" sha="0c5479209926ba6e76531191c5cb0c49f124c573" parents_sha="501c513efa4c4b58229004c9804320af218bc9c6"/>
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+  <commits committer="//@projectMembers.0" created_at="2012-01-15T22:31:19.000-0500" sha="74aefd366c55ae8de122e20794a00b8c49b584cb" parents_sha=""/>
+  <commits committer="//@projectMembers.1" pullrequest="//@issue.4/@pullrequest" created_at="2012-10-08T18:05:07.000-0400" sha="dfd5c4d9818c405cc262870515c6e5d8f71ba4a9" parents_sha="edac411699e093ae17bb8e252801d169cf63386b"/>
+</github:Project>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/out_d_rep/.DS_Store b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/out_d_rep/.DS_Store
new file mode 100644
index 00000000..5008ddfc
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/out_d_rep/.DS_Store
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/out_d_rep/samplemodel62.githubmodel b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/out_d_rep/samplemodel62.githubmodel
new file mode 100644
index 00000000..c78f0175
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Github/out_d_rep/samplemodel62.githubmodel
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="ASCII"?>
+<github:Project xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:github="sure.ghtorrent.github" creatd_at="2012-01-15T22:30:37.000-0500" updated_at="2013-05-10T16:37:30.000-0400" url="https://github.com/i8ramin/fb-menu">
+  <issue created_at="2013-08-05T20:37:26.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/9"/>
+  <issue created_at="2012-10-24T03:46:19.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/5">
+    <pullrequest url="https://api.github.com/repos/i8ramin/fb-menu/pulls/5"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-24T10:12:29.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <issue created_at="2012-10-23T14:15:11.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/4">
+    <pullrequest url="https://api.github.com/repos/i8ramin/fb-menu/pulls/4"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-23T15:02:06.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="MERGED" created_at="2012-10-23T15:02:06.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="REFERENCED" created_at="2012-10-23T15:02:06.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <issue created_at="2012-10-19T20:17:40.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/3">
+    <pullrequest url="https://api.github.com/repos/i8ramin/fb-menu/pulls/3"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-23T13:55:51.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="MERGED" created_at="2012-10-23T13:55:51.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="REFERENCED" created_at="2012-10-23T13:55:51.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <issue created_at="2012-10-08T18:07:12.000-0400" url="https://api.github.com/repos/i8ramin/fb-menu/issues/2">
+    <pullrequest commit="//@commits.9" url="https://api.github.com/repos/i8ramin/fb-menu/pulls/2"/>
+    <issueevent user="//@projectMembers.0" action="CLOSED" created_at="2012-10-09T16:31:04.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="MERGED" created_at="2012-10-09T16:31:04.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+    <issueevent user="//@projectMembers.0" action="REFERENCED" created_at="2012-10-09T16:31:04.000-0400" actor_url="https://api.github.com/users/i8ramin"/>
+  </issue>
+  <projectMembers url="https://api.github.com/users/i8ramin" name="i8ramin"/>
+  <projectMembers url="https://api.github.com/users/jpbellona" name="jpbellona"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.1" created_at="2012-04-22T13:06:09.000-0400" sha="edac411699e093ae17bb8e252801d169cf63386b" parents_sha="0c5479209926ba6e76531191c5cb0c49f124c573"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.2" created_at="2012-01-16T00:05:29.000-0500" sha="0c5479209926ba6e76531191c5cb0c49f124c573" parents_sha="501c513efa4c4b58229004c9804320af218bc9c6"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.3" created_at="2012-01-15T23:47:46.000-0500" sha="501c513efa4c4b58229004c9804320af218bc9c6" parents_sha="bc83b9b4e0bcf2e1d4fcc7f9129bba2976c05d66"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.4" created_at="2012-01-15T23:26:24.000-0500" sha="bc83b9b4e0bcf2e1d4fcc7f9129bba2976c05d66" parents_sha="294bc004162f404b49ea3e336b1e17c16354c85f"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.5" created_at="2012-01-15T23:17:32.000-0500" sha="294bc004162f404b49ea3e336b1e17c16354c85f" parents_sha="8a3b5f6c8e052638e97e42fd2a1e49141fe8b862"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.6" created_at="2012-01-15T23:08:00.000-0500" sha="8a3b5f6c8e052638e97e42fd2a1e49141fe8b862" parents_sha="a84b34c420016181971a2512c38afcc5215c2b5a"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.7" created_at="2012-01-15T23:00:14.000-0500" sha="a84b34c420016181971a2512c38afcc5215c2b5a" parents_sha="32a6f8d140ac6db5ee37a89082804ef57cbb12bb"/>
+  <commits committer="//@projectMembers.0" parents="//@commits.8" created_at="2012-01-15T22:48:36.000-0500" sha="32a6f8d140ac6db5ee37a89082804ef57cbb12bb" parents_sha="74aefd366c55ae8de122e20794a00b8c49b584cb"/>
+  <commits committer="//@projectMembers.0" created_at="2012-01-15T22:31:19.000-0500" sha="74aefd366c55ae8de122e20794a00b8c49b584cb" parents_sha=""/>
+  <commits committer="//@projectMembers.1" pullrequest="//@issue.4/@pullrequest" created_at="2012-10-08T18:05:07.000-0400" sha="dfd5c4d9818c405cc262870515c6e5d8f71ba4a9" parents_sha="edac411699e093ae17bb8e252801d169cf63386b"/>
+</github:Project>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/mpc_rep.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/mpc_rep.csv
new file mode 100644
index 00000000..fc39ac54
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/mpc_rep.csv
@@ -0,0 +1,9 @@
+Meta Mode,yakindumm
+Number of Edge types,6
+Number Of Nodes,67
+OutDegreeValue,1,2,3,4,6,8,9
+OutDegreeCount,4,45,9,1,1,2,5
+NAValue,1,2,3,4,5,6
+NACount,1,3,4,42,15,2
+MPCValue,0.00000,0.21600,0.45000,0.76800,0.80000,0.89751,0.90000,0.91349,0.92410,0.93061,0.93728,0.96000,0.97500,1.00000
+MPCCount,1,2,1,1,3,1,42,2,2,7,1,2,1,1
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/mpc_rep/R_2016324.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/mpc_rep/R_2016324.xmi
new file mode 100644
index 00000000..493a1731
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/mpc_rep/R_2016324.xmi
@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="ASCII"?>
+<hu.bme.mit.inf.yakindumm:Statechart xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hu.bme.mit.inf.yakindumm="hu.bme.mit.inf.yakindumm">
+  <regions>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.1/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.0"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.2">
+          <regions>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+            </vertices>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.0/@outgoingTransitions.0">
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+            </vertices>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.1">
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+            </vertices>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.0">
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+              <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+            </vertices>
+          </regions>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.11/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.11/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.12/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.12/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.12"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.11"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.7/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.13/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.7/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.13/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.13"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.7"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.10/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.10/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.6/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.5/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.6/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.4"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.6"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.9"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.4"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.4"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.4"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.4"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+        </vertices>
+      </regions>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+      <outgoingTransitions target="//@regions.0/@vertices.0"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State">
+      <outgoingTransitions target="//@regions.0/@vertices.0"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry" incomingTransitions="//@regions.0/@vertices.0/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.9/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.1/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.9/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.8"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.10"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.4"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.8/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.1/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.7/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.8/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.7"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.9"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.10"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.2/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.5"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.4/@outgoingTransitions.1"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.7/@outgoingTransitions.1"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.6"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.2/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.2"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.2 //@regions.0/@vertices.2/@regions.0/@vertices.2/@outgoingTransitions.1"/>
+      </regions>
+    </vertices>
+  </regions>
+</hu.bme.mit.inf.yakindumm:Statechart>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/na_rep.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/na_rep.csv
new file mode 100644
index 00000000..43d411e4
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/na_rep.csv
@@ -0,0 +1,9 @@
+Meta Mode,yakindumm
+Number of Edge types,6
+Number Of Nodes,98
+OutDegreeValue,1,2,3,4,5,6,10,15
+OutDegreeCount,7,61,17,2,3,2,5,1
+NAValue,1,2,3,4,5,6
+NACount,1,4,6,62,23,2
+MPCValue,0.00000,0.14062,0.19835,0.38400,0.45000,0.80000,0.86667,0.90000,0.90888,0.91429,0.93061,0.93223,0.94815,0.98400,1.00000
+MPCCount,1,1,1,1,1,6,1,61,2,4,14,2,1,1,1
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/na_rep/R_2017419.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/na_rep/R_2017419.xmi
new file mode 100644
index 00000000..369760bf
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/na_rep/R_2017419.xmi
@@ -0,0 +1,138 @@
+<?xml version="1.0" encoding="ASCII"?>
+<hu.bme.mit.inf.yakindumm:Statechart xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hu.bme.mit.inf.yakindumm="hu.bme.mit.inf.yakindumm">
+  <regions>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@outgoingTransitions.0 //@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.5/@outgoingTransitions.0">
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.8/@outgoingTransitions.2 //@regions.0/@vertices.0/@regions.0/@vertices.5/@outgoingTransitions.2 //@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.2 //@regions.0/@vertices.0/@regions.0/@vertices.8/@outgoingTransitions.3">
+          <outgoingTransitions target="//@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.0/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.5"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.3">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
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diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/mpc_rep/R_2015194.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/mpc_rep/R_2015194.xmi
new file mode 100644
index 00000000..25ff5ce0
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/mpc_rep/R_2015194.xmi
@@ -0,0 +1,132 @@
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+              <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.2/@regions.0/@vertices.0"/>
+              <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.2/@regions.0/@vertices.0"/>
+            </vertices>
+          </regions>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.2/@outgoingTransitions.1 //@regions.0/@vertices.1/@regions.0/@vertices.2/@outgoingTransitions.2">
+          <regions>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.3/@regions.0/@vertices.2/@outgoingTransitions.1"/>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.3/@regions.0/@vertices.2/@outgoingTransitions.0"/>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.3/@regions.0/@vertices.3/@outgoingTransitions.0">
+              <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.3/@regions.0/@vertices.1"/>
+              <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.3/@regions.0/@vertices.0"/>
+            </vertices>
+            <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+              <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.3/@regions.0/@vertices.2"/>
+            </vertices>
+          </regions>
+        </vertices>
+      </regions>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+      <outgoingTransitions target="//@regions.0/@vertices.0"/>
+    </vertices>
+  </regions>
+</hu.bme.mit.inf.yakindumm:Statechart>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/na_rep/R_2017131.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/na_rep/R_2017131.xmi
new file mode 100644
index 00000000..39780f72
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/na_rep/R_2017131.xmi
@@ -0,0 +1,149 @@
+<?xml version="1.0" encoding="ASCII"?>
+<hu.bme.mit.inf.yakindumm:Statechart xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hu.bme.mit.inf.yakindumm="hu.bme.mit.inf.yakindumm">
+  <regions>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.5/@outgoingTransitions.0 //@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.1/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.5/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.5/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.4/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.8/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.5"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.4"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.10/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.0/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.9/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.9/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.10/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.10"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.9"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.11/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.11/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.12/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.12/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.11"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.7/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.6/@outgoingTransitions.0 //@regions.0/@vertices.0/@regions.0/@vertices.7/@outgoingTransitions.1 //@regions.0/@vertices.0/@regions.0/@vertices.6/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.7"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.6"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.0/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.0/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.3/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.0"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.0/@regions.0/@vertices.1/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.1"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.0/@regions.0/@vertices.2"/>
+        </vertices>
+      </regions>
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+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@outgoingTransitions.0 //@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.4/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.5/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.0"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.1/@regions.0/@vertices.0/@outgoingTransitions.0 //@regions.0/@vertices.1/@regions.0/@vertices.2/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.4"/>
+          <outgoingTransitions target="//@regions.0/@vertices.3"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.1/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.1"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.5/@outgoingTransitions.1 //@regions.0/@vertices.1/@regions.0/@vertices.2/@outgoingTransitions.1"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.1/@outgoingTransitions.1 //@regions.0/@vertices.1/@regions.0/@vertices.5/@outgoingTransitions.0 //@regions.0/@vertices.1/@regions.0/@vertices.5/@outgoingTransitions.2">
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+          <outgoingTransitions target="//@regions.0/@vertices.1/@regions.0/@vertices.4"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.7/@outgoingTransitions.1 //@regions.0/@vertices.1/@regions.0/@vertices.7/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.4/@outgoingTransitions.0">
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+      </regions>
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+      <outgoingTransitions target="//@regions.0/@vertices.0"/>
+      <regions>
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+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.4"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.2/@outgoingTransitions.2 //@regions.0/@vertices.2/@regions.0/@vertices.4/@outgoingTransitions.2"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.0"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.1"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.4/@outgoingTransitions.1">
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+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.6"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.0">
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+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.1"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.6/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.6/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.1">
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+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.0"/>
+        </vertices>
+      </regions>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.1/@regions.0/@vertices.1/@outgoingTransitions.2">
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
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+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.2">
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
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+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.6/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.0"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
+    </vertices>
+  </regions>
+</hu.bme.mit.inf.yakindumm:Statechart>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/out_d_rep/R_2015248.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/out_d_rep/R_2015248.xmi
new file mode 100644
index 00000000..e7fe8114
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/new/out_d_rep/R_2015248.xmi
@@ -0,0 +1,125 @@
+<?xml version="1.0" encoding="ASCII"?>
+<hu.bme.mit.inf.yakindumm:Statechart xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hu.bme.mit.inf.yakindumm="hu.bme.mit.inf.yakindumm">
+  <regions>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.12/@outgoingTransitions.0 //@regions.0/@vertices.0/@outgoingTransitions.0 //@regions.0/@vertices.6/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
+      <outgoingTransitions target="//@regions.0/@vertices.6"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@outgoingTransitions.0 //@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.4/@outgoingTransitions.1 //@regions.0/@vertices.7/@outgoingTransitions.0 //@regions.0/@vertices.7/@outgoingTransitions.1">
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+      <outgoingTransitions target="//@regions.0/@vertices.4"/>
+      <outgoingTransitions target="//@regions.0/@vertices.7"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.8/@outgoingTransitions.0 //@regions.0/@vertices.8/@outgoingTransitions.1 //@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.9/@outgoingTransitions.0 //@regions.0/@vertices.9/@outgoingTransitions.1">
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+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
+      <outgoingTransitions target="//@regions.0/@vertices.9"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@outgoingTransitions.1">
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
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+      <outgoingTransitions target="//@regions.0/@vertices.10"/>
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+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@outgoingTransitions.1">
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+      <regions>
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+          <outgoingTransitions target="//@regions.0/@vertices.6/@regions.0/@vertices.3"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.6/@regions.0/@vertices.10/@outgoingTransitions.1"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.6/@regions.0/@vertices.12/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.6/@regions.0/@vertices.3"/>
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+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.6/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.6/@regions.0/@vertices.4/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.6/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.6/@regions.0/@vertices.8"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.6/@regions.0/@vertices.5/@outgoingTransitions.0 //@regions.0/@vertices.6/@regions.0/@vertices.5/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.6/@regions.0/@vertices.9"/>
+          <outgoingTransitions target="//@regions.0/@vertices.6/@regions.0/@vertices.2"/>
+        </vertices>
+      </regions>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@outgoingTransitions.2">
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.3/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.3/@outgoingTransitions.2">
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.5/@outgoingTransitions.2">
+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.5/@outgoingTransitions.1">
+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.5/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.12/@regions.0/@vertices.1"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.12/@regions.0/@vertices.0/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.12/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.12/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.12/@regions.0/@vertices.1/@outgoingTransitions.0 //@regions.0/@vertices.12/@regions.0/@vertices.3/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.12/@regions.0/@vertices.3"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.12/@regions.0/@vertices.1/@outgoingTransitions.1 //@regions.0/@vertices.12/@regions.0/@vertices.2/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.12/@regions.0/@vertices.2"/>
+        </vertices>
+      </regions>
+    </vertices>
+  </regions>
+</hu.bme.mit.inf.yakindumm:Statechart>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/out_d_rep.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/out_d_rep.csv
new file mode 100644
index 00000000..17965018
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/out_d_rep.csv
@@ -0,0 +1,9 @@
+Meta Mode,yakindumm
+Number of Edge types,6
+Number Of Nodes,88
+OutDegreeValue,1,2,3,4,5,6,8,10,11,13
+OutDegreeCount,6,57,12,3,1,2,2,3,1,1
+NAValue,1,2,3,4,5,6
+NACount,1,3,6,56,20,2
+MPCValue,0.00000,0.15918,0.18333,0.38400,0.76800,0.80000,0.88889,0.90000,0.90888,0.91349,0.91429,0.93061,0.93223,0.93728,1.00000
+MPCCount,1,1,1,1,1,5,2,56,1,2,3,10,1,1,2
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/out_d_rep/R_2015225.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/out_d_rep/R_2015225.xmi
new file mode 100644
index 00000000..21fee5a9
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/data/Yakindumm/out_d_rep/R_2015225.xmi
@@ -0,0 +1,145 @@
+<?xml version="1.0" encoding="ASCII"?>
+<hu.bme.mit.inf.yakindumm:Statechart xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hu.bme.mit.inf.yakindumm="hu.bme.mit.inf.yakindumm">
+  <regions>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.0/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.2 //@regions.0/@vertices.2/@outgoingTransitions.0 //@regions.0/@vertices.3/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.2"/>
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.1/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.2">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.0"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.1"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.0"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.10/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.9/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.0/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.10/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.9/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.9"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.2"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.10"/>
+        </vertices>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.1/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.7/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.7/@outgoingTransitions.1 //@regions.0/@vertices.2/@regions.0/@vertices.8/@outgoingTransitions.0 //@regions.0/@vertices.2/@regions.0/@vertices.8/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.8"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.6"/>
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+        </vertices>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.2/@regions.0/@vertices.3/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.3"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.2/@regions.0/@vertices.1"/>
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+      </regions>
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+      <outgoingTransitions target="//@regions.0/@vertices.1"/>
+      <outgoingTransitions target="//@regions.0/@vertices.5"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.3/@regions.0/@vertices.3"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.3/@regions.0/@vertices.3/@outgoingTransitions.1">
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+          <outgoingTransitions target="//@regions.0/@vertices.3/@regions.0/@vertices.7"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.5/@outgoingTransitions.1 //@regions.0/@vertices.3/@regions.0/@vertices.6/@outgoingTransitions.1"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.3/@regions.0/@vertices.3/@outgoingTransitions.0">
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+          <outgoingTransitions target="//@regions.0/@vertices.3/@regions.0/@vertices.9"/>
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+      </regions>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.5/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.6"/>
+      <regions>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Entry">
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.1"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.4/@regions.0/@vertices.0/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.3"/>
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.2"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.4/@regions.0/@vertices.4/@outgoingTransitions.0 //@regions.0/@vertices.4/@regions.0/@vertices.1/@outgoingTransitions.1">
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.4"/>
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.8"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.4/@regions.0/@vertices.1/@outgoingTransitions.0 //@regions.0/@vertices.4/@regions.0/@vertices.6/@outgoingTransitions.0">
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.9"/>
+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.6"/>
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+          <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.5"/>
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+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.4/@regions.0/@vertices.2/@outgoingTransitions.1"/>
+        <vertices xsi:type="hu.bme.mit.inf.yakindumm:State" incomingTransitions="//@regions.0/@vertices.4/@regions.0/@vertices.3/@outgoingTransitions.0"/>
+      </regions>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.3/@outgoingTransitions.1">
+      <outgoingTransitions target="//@regions.0/@vertices.4"/>
+      <outgoingTransitions target="//@regions.0/@vertices.3/@regions.0/@vertices.7"/>
+      <outgoingTransitions target="//@regions.0/@vertices.3/@regions.0/@vertices.9"/>
+    </vertices>
+    <vertices xsi:type="hu.bme.mit.inf.yakindumm:Choice" incomingTransitions="//@regions.0/@vertices.4/@outgoingTransitions.0">
+      <outgoingTransitions target="//@regions.0/@vertices.3"/>
+      <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.7"/>
+      <outgoingTransitions target="//@regions.0/@vertices.4/@regions.0/@vertices.5"/>
+    </vertices>
+  </regions>
+</hu.bme.mit.inf.yakindumm:Statechart>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/debug/errors.txt b/Metrics/Metrics-Calculation/SocialNetwork_plugin/debug/errors.txt
new file mode 100644
index 00000000..cbbf6c0f
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/debug/errors.txt
@@ -0,0 +1,14 @@
+Error occured (NullPointerException): 
+    hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner.ViatraReasoner.lambda$23(ViatraReasoner.java:447)
+    org.eclipse.xtext.xbase.lib.ObjectExtensions.operator_doubleArrow(ObjectExtensions.java:140)
+    hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner.ViatraReasoner.lambda$1(ViatraReasoner.java:451)
+    org.eclipse.xtext.xbase.lib.ObjectExtensions.operator_doubleArrow(ObjectExtensions.java:140)
+    hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner.ViatraReasoner.solve(ViatraReasoner.java:531)
+    hu.bme.mit.inf.dslreasoner.application.execution.GenerationTaskExecutor.executeGenerationTask(GenerationTaskExecutor.java:329)
+    hu.bme.mit.inf.dslreasoner.application.execution.ScriptExecutor._execute(ScriptExecutor.java:141)
+    hu.bme.mit.inf.dslreasoner.application.execution.ScriptExecutor.execute(ScriptExecutor.java:382)
+    hu.bme.mit.inf.dslreasoner.application.execution.ScriptExecutor.executeScript(ScriptExecutor.java:122)
+    hu.bme.mit.inf.dslreasoner.application.execution.StandaloneScriptExecutor.executeScript(StandaloneScriptExecutor.java:155)
+    hu.bme.mit.inf.dslreasoner.application.execution.StandaloneScriptExecutor.executeScript(StandaloneScriptExecutor.java:147)
+    ca.mcgill.ecse.socialnetwork.runner.Main.runWithPath(Main.java:24)
+    ca.mcgill.ecse.socialnetwork.runner.Main.main(Main.java:40)
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/ecore.vsconfig b/Metrics/Metrics-Calculation/SocialNetwork_plugin/ecore.vsconfig
new file mode 100644
index 00000000..9d3dd0e9
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/ecore.vsconfig
@@ -0,0 +1,51 @@
+import viatra "./queries/queries/Ecore.vql"
+import epackage "http://www.eclipse.org/emf/2002/Ecore"
+
+// Copy this for different model sizes
+generate {
+        metamodel = {package ecore excluding{EClassifier.instanceClass, EClassifier.defaultValue, 
+                                                                                 EEnumLiteral.instance, EStructuralFeature.defaultValue, EStructuralFeature.changeable,
+                                                                                 EStructuralFeature.derived, ENamedElement.name, EClass.interface, EClass.abstract, EClassifier.instanceTypeName,
+                                                                                 EClassifier.instanceClassName, EPackage.nsPrefix, EPackage.nsURI, EAnnotation.source,
+                                                                                 EAttribute.iD, EDataType.serializable, EEnumLiteral.literal, EEnumLiteral.value,
+                                                                                 EReference.resolveProxies, EReference.container, EReference.containment, EStringToStringMapEntry.key,
+                                                                                 EStringToStringMapEntry.value, EStructuralFeature.defaultValueLiteral, EStructuralFeature.transient,
+                                                                                 EStructuralFeature.unsettable, EStructuralFeature.volatile, ETypedElement.lowerBound,
+                                                                                 ETypedElement.many, ETypedElement.ordered, ETypedElement.required, ETypedElement.unique,ETypedElement.upperBound,
+                                                                                 // cannot generate eFactoryInstance
+                                                                                 EPackage.eFactoryInstance, 
+                                                                                 //Derived edges
+                                                                                 EClass.eAllSuperTypes, EClass.eAllAttributes, EClass.eAllReferences, EClass.eAllContainments, EClass.eAllGenericSuperTypes,
+                                                                                 EClass. eAllOperations, EClass.eAllStructuralFeatures, EClass.eAttributes, EClass.eIDAttribute, EClass.eReferences,
+                                                                                 EAttribute.eAttributeType, EGenericType.eRawType, EReference.eReferenceType,
+                                                                                 //Generic Types
+                                                                                 EClass.eGenericSuperTypes, ETypedElement.eGenericType, EOperation.eGenericExceptions, EObject, EAnnotation.references, EAnnotation.contents
+                                                                                 
+                                                                                 }}
+        partial-model = { "inputs/ecore.xmi"}
+        constraints = { package queries }
+        
+
+        solver = ViatraSolver
+        
+        //median run time
+        scope = {
+                #node = 30  // (warm-up: 10) 30, 50, 80, 100, 120 ....
+        }
+        
+        number = 1
+        runs = 1
+        config = {
+                log-level = none,
+                runtime = 300, // the runtime is in seconds, want to set is to 5 mins
+                "optional-wf" = "false",
+                "realistic-guidance" = "Composite",
+                "allow-must-violations" = "false",
+                "domain" = "Ecore",
+                "scopePropagator" = "typeHierarchy"
+        }
+        
+        debug = "debug"
+        statistics = "statistics/Ecore/warmup.csv"  //give different set up different filenames
+        output = "output/Ecore/run_time/"
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/Person.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/Person.java
new file mode 100644
index 00000000..b1e0a041
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/Person.java
@@ -0,0 +1,62 @@
+/**
+ */
+package socialnetwork;
+
+import org.eclipse.emf.common.util.EList;
+
+import org.eclipse.emf.ecore.EObject;
+
+/**
+ * <!-- begin-user-doc -->
+ * A representation of the model object '<em><b>Person</b></em>'.
+ * <!-- end-user-doc -->
+ *
+ * <p>
+ * The following features are supported:
+ * </p>
+ * <ul>
+ *   <li>{@link socialnetwork.Person#getFriends <em>Friends</em>}</li>
+ *   <li>{@link socialnetwork.Person#getName <em>Name</em>}</li>
+ * </ul>
+ *
+ * @see socialnetwork.SocialnetworkPackage#getPerson()
+ * @model
+ * @generated
+ */
+public interface Person extends EObject {
+        /**
+         * Returns the value of the '<em><b>Friends</b></em>' reference list.
+         * The list contents are of type {@link socialnetwork.Person}.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the value of the '<em>Friends</em>' reference list.
+         * @see socialnetwork.SocialnetworkPackage#getPerson_Friends()
+         * @model
+         * @generated
+         */
+        EList<Person> getFriends();
+
+        /**
+         * Returns the value of the '<em><b>Name</b></em>' attribute.
+         * The default value is <code>"Name"</code>.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the value of the '<em>Name</em>' attribute.
+         * @see #setName(String)
+         * @see socialnetwork.SocialnetworkPackage#getPerson_Name()
+         * @model default="Name"
+         * @generated
+         */
+        String getName();
+
+        /**
+         * Sets the value of the '{@link socialnetwork.Person#getName <em>Name</em>}' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @param value the new value of the '<em>Name</em>' attribute.
+         * @see #getName()
+         * @generated
+         */
+        void setName(String value);
+
+} // Person
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialNetwork.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialNetwork.java
new file mode 100644
index 00000000..4653f6dd
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialNetwork.java
@@ -0,0 +1,62 @@
+/**
+ */
+package socialnetwork;
+
+import org.eclipse.emf.common.util.EList;
+
+import org.eclipse.emf.ecore.EObject;
+
+/**
+ * <!-- begin-user-doc -->
+ * A representation of the model object '<em><b>Social Network</b></em>'.
+ * <!-- end-user-doc -->
+ *
+ * <p>
+ * The following features are supported:
+ * </p>
+ * <ul>
+ *   <li>{@link socialnetwork.SocialNetwork#getName <em>Name</em>}</li>
+ *   <li>{@link socialnetwork.SocialNetwork#getPersons <em>Persons</em>}</li>
+ * </ul>
+ *
+ * @see socialnetwork.SocialnetworkPackage#getSocialNetwork()
+ * @model
+ * @generated
+ */
+public interface SocialNetwork extends EObject {
+        /**
+         * Returns the value of the '<em><b>Name</b></em>' attribute.
+         * The default value is <code>"SocialNetwork"</code>.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the value of the '<em>Name</em>' attribute.
+         * @see #setName(String)
+         * @see socialnetwork.SocialnetworkPackage#getSocialNetwork_Name()
+         * @model default="SocialNetwork"
+         * @generated
+         */
+        String getName();
+
+        /**
+         * Sets the value of the '{@link socialnetwork.SocialNetwork#getName <em>Name</em>}' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @param value the new value of the '<em>Name</em>' attribute.
+         * @see #getName()
+         * @generated
+         */
+        void setName(String value);
+
+        /**
+         * Returns the value of the '<em><b>Persons</b></em>' containment reference list.
+         * The list contents are of type {@link socialnetwork.Person}.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the value of the '<em>Persons</em>' containment reference list.
+         * @see socialnetwork.SocialnetworkPackage#getSocialNetwork_Persons()
+         * @model containment="true"
+         * @generated
+         */
+        EList<Person> getPersons();
+
+} // SocialNetwork
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialnetworkFactory.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialnetworkFactory.java
new file mode 100644
index 00000000..cf7a4250
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialnetworkFactory.java
@@ -0,0 +1,51 @@
+/**
+ */
+package socialnetwork;
+
+import org.eclipse.emf.ecore.EFactory;
+
+/**
+ * <!-- begin-user-doc -->
+ * The <b>Factory</b> for the model.
+ * It provides a create method for each non-abstract class of the model.
+ * <!-- end-user-doc -->
+ * @see socialnetwork.SocialnetworkPackage
+ * @generated
+ */
+public interface SocialnetworkFactory extends EFactory {
+        /**
+         * The singleton instance of the factory.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        SocialnetworkFactory eINSTANCE = socialnetwork.impl.SocialnetworkFactoryImpl.init();
+
+        /**
+         * Returns a new object of class '<em>Social Network</em>'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return a new object of class '<em>Social Network</em>'.
+         * @generated
+         */
+        SocialNetwork createSocialNetwork();
+
+        /**
+         * Returns a new object of class '<em>Person</em>'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return a new object of class '<em>Person</em>'.
+         * @generated
+         */
+        Person createPerson();
+
+        /**
+         * Returns the package supported by this factory.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the package supported by this factory.
+         * @generated
+         */
+        SocialnetworkPackage getSocialnetworkPackage();
+
+} //SocialnetworkFactory
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialnetworkPackage.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialnetworkPackage.java
new file mode 100644
index 00000000..f215f469
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/SocialnetworkPackage.java
@@ -0,0 +1,293 @@
+/**
+ */
+package socialnetwork;
+
+import org.eclipse.emf.ecore.EAttribute;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.emf.ecore.EReference;
+
+/**
+ * <!-- begin-user-doc -->
+ * The <b>Package</b> for the model.
+ * It contains accessors for the meta objects to represent
+ * <ul>
+ *   <li>each class,</li>
+ *   <li>each feature of each class,</li>
+ *   <li>each operation of each class,</li>
+ *   <li>each enum,</li>
+ *   <li>and each data type</li>
+ * </ul>
+ * <!-- end-user-doc -->
+ * @see socialnetwork.SocialnetworkFactory
+ * @model kind="package"
+ *        annotation="http://www.eclipse.org/emf/2002/Ecore"
+ * @generated
+ */
+public interface SocialnetworkPackage extends EPackage {
+        /**
+         * The package name.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        String eNAME = "socialnetwork";
+
+        /**
+         * The package namespace URI.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        String eNS_URI = "http://ecse.mcgill.ca/socialnetwork";
+
+        /**
+         * The package namespace name.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        String eNS_PREFIX = "socialnetwork";
+
+        /**
+         * The singleton instance of the package.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        SocialnetworkPackage eINSTANCE = socialnetwork.impl.SocialnetworkPackageImpl.init();
+
+        /**
+         * The meta object id for the '{@link socialnetwork.impl.SocialNetworkImpl <em>Social Network</em>}' class.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see socialnetwork.impl.SocialNetworkImpl
+         * @see socialnetwork.impl.SocialnetworkPackageImpl#getSocialNetwork()
+         * @generated
+         */
+        int SOCIAL_NETWORK = 0;
+
+        /**
+         * The feature id for the '<em><b>Name</b></em>' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int SOCIAL_NETWORK__NAME = 0;
+
+        /**
+         * The feature id for the '<em><b>Persons</b></em>' containment reference list.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int SOCIAL_NETWORK__PERSONS = 1;
+
+        /**
+         * The number of structural features of the '<em>Social Network</em>' class.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int SOCIAL_NETWORK_FEATURE_COUNT = 2;
+
+        /**
+         * The number of operations of the '<em>Social Network</em>' class.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int SOCIAL_NETWORK_OPERATION_COUNT = 0;
+
+        /**
+         * The meta object id for the '{@link socialnetwork.impl.PersonImpl <em>Person</em>}' class.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see socialnetwork.impl.PersonImpl
+         * @see socialnetwork.impl.SocialnetworkPackageImpl#getPerson()
+         * @generated
+         */
+        int PERSON = 1;
+
+        /**
+         * The feature id for the '<em><b>Friends</b></em>' reference list.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int PERSON__FRIENDS = 0;
+
+        /**
+         * The feature id for the '<em><b>Name</b></em>' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int PERSON__NAME = 1;
+
+        /**
+         * The number of structural features of the '<em>Person</em>' class.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int PERSON_FEATURE_COUNT = 2;
+
+        /**
+         * The number of operations of the '<em>Person</em>' class.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         * @ordered
+         */
+        int PERSON_OPERATION_COUNT = 0;
+
+        /**
+         * Returns the meta object for class '{@link socialnetwork.SocialNetwork <em>Social Network</em>}'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the meta object for class '<em>Social Network</em>'.
+         * @see socialnetwork.SocialNetwork
+         * @generated
+         */
+        EClass getSocialNetwork();
+
+        /**
+         * Returns the meta object for the attribute '{@link socialnetwork.SocialNetwork#getName <em>Name</em>}'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the meta object for the attribute '<em>Name</em>'.
+         * @see socialnetwork.SocialNetwork#getName()
+         * @see #getSocialNetwork()
+         * @generated
+         */
+        EAttribute getSocialNetwork_Name();
+
+        /**
+         * Returns the meta object for the containment reference list '{@link socialnetwork.SocialNetwork#getPersons <em>Persons</em>}'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the meta object for the containment reference list '<em>Persons</em>'.
+         * @see socialnetwork.SocialNetwork#getPersons()
+         * @see #getSocialNetwork()
+         * @generated
+         */
+        EReference getSocialNetwork_Persons();
+
+        /**
+         * Returns the meta object for class '{@link socialnetwork.Person <em>Person</em>}'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the meta object for class '<em>Person</em>'.
+         * @see socialnetwork.Person
+         * @generated
+         */
+        EClass getPerson();
+
+        /**
+         * Returns the meta object for the reference list '{@link socialnetwork.Person#getFriends <em>Friends</em>}'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the meta object for the reference list '<em>Friends</em>'.
+         * @see socialnetwork.Person#getFriends()
+         * @see #getPerson()
+         * @generated
+         */
+        EReference getPerson_Friends();
+
+        /**
+         * Returns the meta object for the attribute '{@link socialnetwork.Person#getName <em>Name</em>}'.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the meta object for the attribute '<em>Name</em>'.
+         * @see socialnetwork.Person#getName()
+         * @see #getPerson()
+         * @generated
+         */
+        EAttribute getPerson_Name();
+
+        /**
+         * Returns the factory that creates the instances of the model.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the factory that creates the instances of the model.
+         * @generated
+         */
+        SocialnetworkFactory getSocialnetworkFactory();
+
+        /**
+         * <!-- begin-user-doc -->
+         * Defines literals for the meta objects that represent
+         * <ul>
+         *   <li>each class,</li>
+         *   <li>each feature of each class,</li>
+         *   <li>each operation of each class,</li>
+         *   <li>each enum,</li>
+         *   <li>and each data type</li>
+         * </ul>
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        interface Literals {
+                /**
+                 * The meta object literal for the '{@link socialnetwork.impl.SocialNetworkImpl <em>Social Network</em>}' class.
+                 * <!-- begin-user-doc -->
+                 * <!-- end-user-doc -->
+                 * @see socialnetwork.impl.SocialNetworkImpl
+                 * @see socialnetwork.impl.SocialnetworkPackageImpl#getSocialNetwork()
+                 * @generated
+                 */
+                EClass SOCIAL_NETWORK = eINSTANCE.getSocialNetwork();
+
+                /**
+                 * The meta object literal for the '<em><b>Name</b></em>' attribute feature.
+                 * <!-- begin-user-doc -->
+                 * <!-- end-user-doc -->
+                 * @generated
+                 */
+                EAttribute SOCIAL_NETWORK__NAME = eINSTANCE.getSocialNetwork_Name();
+
+                /**
+                 * The meta object literal for the '<em><b>Persons</b></em>' containment reference list feature.
+                 * <!-- begin-user-doc -->
+                 * <!-- end-user-doc -->
+                 * @generated
+                 */
+                EReference SOCIAL_NETWORK__PERSONS = eINSTANCE.getSocialNetwork_Persons();
+
+                /**
+                 * The meta object literal for the '{@link socialnetwork.impl.PersonImpl <em>Person</em>}' class.
+                 * <!-- begin-user-doc -->
+                 * <!-- end-user-doc -->
+                 * @see socialnetwork.impl.PersonImpl
+                 * @see socialnetwork.impl.SocialnetworkPackageImpl#getPerson()
+                 * @generated
+                 */
+                EClass PERSON = eINSTANCE.getPerson();
+
+                /**
+                 * The meta object literal for the '<em><b>Friends</b></em>' reference list feature.
+                 * <!-- begin-user-doc -->
+                 * <!-- end-user-doc -->
+                 * @generated
+                 */
+                EReference PERSON__FRIENDS = eINSTANCE.getPerson_Friends();
+
+                /**
+                 * The meta object literal for the '<em><b>Name</b></em>' attribute feature.
+                 * <!-- begin-user-doc -->
+                 * <!-- end-user-doc -->
+                 * @generated
+                 */
+                EAttribute PERSON__NAME = eINSTANCE.getPerson_Name();
+
+        }
+
+} //SocialnetworkPackage
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/PersonImpl.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/PersonImpl.java
new file mode 100644
index 00000000..d8bab731
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/PersonImpl.java
@@ -0,0 +1,208 @@
+/**
+ */
+package socialnetwork.impl;
+
+import java.util.Collection;
+
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.EList;
+
+import org.eclipse.emf.ecore.EClass;
+
+import org.eclipse.emf.ecore.impl.ENotificationImpl;
+import org.eclipse.emf.ecore.impl.MinimalEObjectImpl;
+
+import org.eclipse.emf.ecore.util.EObjectResolvingEList;
+
+import socialnetwork.Person;
+import socialnetwork.SocialnetworkPackage;
+
+/**
+ * <!-- begin-user-doc -->
+ * An implementation of the model object '<em><b>Person</b></em>'.
+ * <!-- end-user-doc -->
+ * <p>
+ * The following features are implemented:
+ * </p>
+ * <ul>
+ *   <li>{@link socialnetwork.impl.PersonImpl#getFriends <em>Friends</em>}</li>
+ *   <li>{@link socialnetwork.impl.PersonImpl#getName <em>Name</em>}</li>
+ * </ul>
+ *
+ * @generated
+ */
+public class PersonImpl extends MinimalEObjectImpl.Container implements Person {
+        /**
+         * The cached value of the '{@link #getFriends() <em>Friends</em>}' reference list.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #getFriends()
+         * @generated
+         * @ordered
+         */
+        protected EList<Person> friends;
+
+        /**
+         * The default value of the '{@link #getName() <em>Name</em>}' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #getName()
+         * @generated
+         * @ordered
+         */
+        protected static final String NAME_EDEFAULT = "Name";
+
+        /**
+         * The cached value of the '{@link #getName() <em>Name</em>}' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #getName()
+         * @generated
+         * @ordered
+         */
+        protected String name = NAME_EDEFAULT;
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        protected PersonImpl() {
+                super();
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        protected EClass eStaticClass() {
+                return SocialnetworkPackage.Literals.PERSON;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EList<Person> getFriends() {
+                if (friends == null) {
+                        friends = new EObjectResolvingEList<Person>(Person.class, this, SocialnetworkPackage.PERSON__FRIENDS);
+                }
+                return friends;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public String getName() {
+                return name;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public void setName(String newName) {
+                String oldName = name;
+                name = newName;
+                if (eNotificationRequired())
+                        eNotify(new ENotificationImpl(this, Notification.SET, SocialnetworkPackage.PERSON__NAME, oldName, name));
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public Object eGet(int featureID, boolean resolve, boolean coreType) {
+                switch (featureID) {
+                case SocialnetworkPackage.PERSON__FRIENDS:
+                        return getFriends();
+                case SocialnetworkPackage.PERSON__NAME:
+                        return getName();
+                }
+                return super.eGet(featureID, resolve, coreType);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @SuppressWarnings("unchecked")
+        @Override
+        public void eSet(int featureID, Object newValue) {
+                switch (featureID) {
+                case SocialnetworkPackage.PERSON__FRIENDS:
+                        getFriends().clear();
+                        getFriends().addAll((Collection<? extends Person>) newValue);
+                        return;
+                case SocialnetworkPackage.PERSON__NAME:
+                        setName((String) newValue);
+                        return;
+                }
+                super.eSet(featureID, newValue);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public void eUnset(int featureID) {
+                switch (featureID) {
+                case SocialnetworkPackage.PERSON__FRIENDS:
+                        getFriends().clear();
+                        return;
+                case SocialnetworkPackage.PERSON__NAME:
+                        setName(NAME_EDEFAULT);
+                        return;
+                }
+                super.eUnset(featureID);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public boolean eIsSet(int featureID) {
+                switch (featureID) {
+                case SocialnetworkPackage.PERSON__FRIENDS:
+                        return friends != null && !friends.isEmpty();
+                case SocialnetworkPackage.PERSON__NAME:
+                        return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
+                }
+                return super.eIsSet(featureID);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public String toString() {
+                if (eIsProxy())
+                        return super.toString();
+
+                StringBuilder result = new StringBuilder(super.toString());
+                result.append(" (name: ");
+                result.append(name);
+                result.append(')');
+                return result.toString();
+        }
+
+} //PersonImpl
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialNetworkImpl.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialNetworkImpl.java
new file mode 100644
index 00000000..cb28b749
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialNetworkImpl.java
@@ -0,0 +1,228 @@
+/**
+ */
+package socialnetwork.impl;
+
+import java.util.Collection;
+
+import org.eclipse.emf.common.notify.Notification;
+import org.eclipse.emf.common.notify.NotificationChain;
+
+import org.eclipse.emf.common.util.EList;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.InternalEObject;
+
+import org.eclipse.emf.ecore.impl.ENotificationImpl;
+import org.eclipse.emf.ecore.impl.MinimalEObjectImpl;
+
+import org.eclipse.emf.ecore.util.EObjectContainmentEList;
+import org.eclipse.emf.ecore.util.InternalEList;
+
+import socialnetwork.Person;
+import socialnetwork.SocialNetwork;
+import socialnetwork.SocialnetworkPackage;
+
+/**
+ * <!-- begin-user-doc -->
+ * An implementation of the model object '<em><b>Social Network</b></em>'.
+ * <!-- end-user-doc -->
+ * <p>
+ * The following features are implemented:
+ * </p>
+ * <ul>
+ *   <li>{@link socialnetwork.impl.SocialNetworkImpl#getName <em>Name</em>}</li>
+ *   <li>{@link socialnetwork.impl.SocialNetworkImpl#getPersons <em>Persons</em>}</li>
+ * </ul>
+ *
+ * @generated
+ */
+public class SocialNetworkImpl extends MinimalEObjectImpl.Container implements SocialNetwork {
+        /**
+         * The default value of the '{@link #getName() <em>Name</em>}' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #getName()
+         * @generated
+         * @ordered
+         */
+        protected static final String NAME_EDEFAULT = "SocialNetwork";
+
+        /**
+         * The cached value of the '{@link #getName() <em>Name</em>}' attribute.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #getName()
+         * @generated
+         * @ordered
+         */
+        protected String name = NAME_EDEFAULT;
+
+        /**
+         * The cached value of the '{@link #getPersons() <em>Persons</em>}' containment reference list.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #getPersons()
+         * @generated
+         * @ordered
+         */
+        protected EList<Person> persons;
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        protected SocialNetworkImpl() {
+                super();
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        protected EClass eStaticClass() {
+                return SocialnetworkPackage.Literals.SOCIAL_NETWORK;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public String getName() {
+                return name;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public void setName(String newName) {
+                String oldName = name;
+                name = newName;
+                if (eNotificationRequired())
+                        eNotify(new ENotificationImpl(this, Notification.SET, SocialnetworkPackage.SOCIAL_NETWORK__NAME, oldName,
+                                        name));
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EList<Person> getPersons() {
+                if (persons == null) {
+                        persons = new EObjectContainmentEList<Person>(Person.class, this,
+                                        SocialnetworkPackage.SOCIAL_NETWORK__PERSONS);
+                }
+                return persons;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
+                switch (featureID) {
+                case SocialnetworkPackage.SOCIAL_NETWORK__PERSONS:
+                        return ((InternalEList<?>) getPersons()).basicRemove(otherEnd, msgs);
+                }
+                return super.eInverseRemove(otherEnd, featureID, msgs);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public Object eGet(int featureID, boolean resolve, boolean coreType) {
+                switch (featureID) {
+                case SocialnetworkPackage.SOCIAL_NETWORK__NAME:
+                        return getName();
+                case SocialnetworkPackage.SOCIAL_NETWORK__PERSONS:
+                        return getPersons();
+                }
+                return super.eGet(featureID, resolve, coreType);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @SuppressWarnings("unchecked")
+        @Override
+        public void eSet(int featureID, Object newValue) {
+                switch (featureID) {
+                case SocialnetworkPackage.SOCIAL_NETWORK__NAME:
+                        setName((String) newValue);
+                        return;
+                case SocialnetworkPackage.SOCIAL_NETWORK__PERSONS:
+                        getPersons().clear();
+                        getPersons().addAll((Collection<? extends Person>) newValue);
+                        return;
+                }
+                super.eSet(featureID, newValue);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public void eUnset(int featureID) {
+                switch (featureID) {
+                case SocialnetworkPackage.SOCIAL_NETWORK__NAME:
+                        setName(NAME_EDEFAULT);
+                        return;
+                case SocialnetworkPackage.SOCIAL_NETWORK__PERSONS:
+                        getPersons().clear();
+                        return;
+                }
+                super.eUnset(featureID);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public boolean eIsSet(int featureID) {
+                switch (featureID) {
+                case SocialnetworkPackage.SOCIAL_NETWORK__NAME:
+                        return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
+                case SocialnetworkPackage.SOCIAL_NETWORK__PERSONS:
+                        return persons != null && !persons.isEmpty();
+                }
+                return super.eIsSet(featureID);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public String toString() {
+                if (eIsProxy())
+                        return super.toString();
+
+                StringBuilder result = new StringBuilder(super.toString());
+                result.append(" (name: ");
+                result.append(name);
+                result.append(')');
+                return result.toString();
+        }
+
+} //SocialNetworkImpl
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialnetworkFactoryImpl.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialnetworkFactoryImpl.java
new file mode 100644
index 00000000..87fa3a87
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialnetworkFactoryImpl.java
@@ -0,0 +1,111 @@
+/**
+ */
+package socialnetwork.impl;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EPackage;
+
+import org.eclipse.emf.ecore.impl.EFactoryImpl;
+
+import org.eclipse.emf.ecore.plugin.EcorePlugin;
+
+import socialnetwork.*;
+
+/**
+ * <!-- begin-user-doc -->
+ * An implementation of the model <b>Factory</b>.
+ * <!-- end-user-doc -->
+ * @generated
+ */
+public class SocialnetworkFactoryImpl extends EFactoryImpl implements SocialnetworkFactory {
+        /**
+         * Creates the default factory implementation.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public static SocialnetworkFactory init() {
+                try {
+                        SocialnetworkFactory theSocialnetworkFactory = (SocialnetworkFactory) EPackage.Registry.INSTANCE
+                                        .getEFactory(SocialnetworkPackage.eNS_URI);
+                        if (theSocialnetworkFactory != null) {
+                                return theSocialnetworkFactory;
+                        }
+                } catch (Exception exception) {
+                        EcorePlugin.INSTANCE.log(exception);
+                }
+                return new SocialnetworkFactoryImpl();
+        }
+
+        /**
+         * Creates an instance of the factory.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public SocialnetworkFactoryImpl() {
+                super();
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EObject create(EClass eClass) {
+                switch (eClass.getClassifierID()) {
+                case SocialnetworkPackage.SOCIAL_NETWORK:
+                        return createSocialNetwork();
+                case SocialnetworkPackage.PERSON:
+                        return createPerson();
+                default:
+                        throw new IllegalArgumentException("The class '" + eClass.getName() + "' is not a valid classifier");
+                }
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public SocialNetwork createSocialNetwork() {
+                SocialNetworkImpl socialNetwork = new SocialNetworkImpl();
+                return socialNetwork;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public Person createPerson() {
+                PersonImpl person = new PersonImpl();
+                return person;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public SocialnetworkPackage getSocialnetworkPackage() {
+                return (SocialnetworkPackage) getEPackage();
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @deprecated
+         * @generated
+         */
+        @Deprecated
+        public static SocialnetworkPackage getPackage() {
+                return SocialnetworkPackage.eINSTANCE;
+        }
+
+} //SocialnetworkFactoryImpl
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialnetworkPackageImpl.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialnetworkPackageImpl.java
new file mode 100644
index 00000000..7588df50
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/impl/SocialnetworkPackageImpl.java
@@ -0,0 +1,267 @@
+/**
+ */
+package socialnetwork.impl;
+
+import org.eclipse.emf.ecore.EAttribute;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.emf.ecore.EReference;
+
+import org.eclipse.emf.ecore.impl.EPackageImpl;
+
+import socialnetwork.Person;
+import socialnetwork.SocialNetwork;
+import socialnetwork.SocialnetworkFactory;
+import socialnetwork.SocialnetworkPackage;
+
+/**
+ * <!-- begin-user-doc -->
+ * An implementation of the model <b>Package</b>.
+ * <!-- end-user-doc -->
+ * @generated
+ */
+public class SocialnetworkPackageImpl extends EPackageImpl implements SocialnetworkPackage {
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        private EClass socialNetworkEClass = null;
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        private EClass personEClass = null;
+
+        /**
+         * Creates an instance of the model <b>Package</b>, registered with
+         * {@link org.eclipse.emf.ecore.EPackage.Registry EPackage.Registry} by the package
+         * package URI value.
+         * <p>Note: the correct way to create the package is via the static
+         * factory method {@link #init init()}, which also performs
+         * initialization of the package, or returns the registered package,
+         * if one already exists.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see org.eclipse.emf.ecore.EPackage.Registry
+         * @see socialnetwork.SocialnetworkPackage#eNS_URI
+         * @see #init()
+         * @generated
+         */
+        private SocialnetworkPackageImpl() {
+                super(eNS_URI, SocialnetworkFactory.eINSTANCE);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        private static boolean isInited = false;
+
+        /**
+         * Creates, registers, and initializes the <b>Package</b> for this model, and for any others upon which it depends.
+         *
+         * <p>This method is used to initialize {@link SocialnetworkPackage#eINSTANCE} when that field is accessed.
+         * Clients should not invoke it directly. Instead, they should simply access that field to obtain the package.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @see #eNS_URI
+         * @see #createPackageContents()
+         * @see #initializePackageContents()
+         * @generated
+         */
+        public static SocialnetworkPackage init() {
+                if (isInited)
+                        return (SocialnetworkPackage) EPackage.Registry.INSTANCE.getEPackage(SocialnetworkPackage.eNS_URI);
+
+                // Obtain or create and register package
+                Object registeredSocialnetworkPackage = EPackage.Registry.INSTANCE.get(eNS_URI);
+                SocialnetworkPackageImpl theSocialnetworkPackage = registeredSocialnetworkPackage instanceof SocialnetworkPackageImpl
+                                ? (SocialnetworkPackageImpl) registeredSocialnetworkPackage
+                                : new SocialnetworkPackageImpl();
+
+                isInited = true;
+
+                // Create package meta-data objects
+                theSocialnetworkPackage.createPackageContents();
+
+                // Initialize created meta-data
+                theSocialnetworkPackage.initializePackageContents();
+
+                // Mark meta-data to indicate it can't be changed
+                theSocialnetworkPackage.freeze();
+
+                // Update the registry and return the package
+                EPackage.Registry.INSTANCE.put(SocialnetworkPackage.eNS_URI, theSocialnetworkPackage);
+                return theSocialnetworkPackage;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EClass getSocialNetwork() {
+                return socialNetworkEClass;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EAttribute getSocialNetwork_Name() {
+                return (EAttribute) socialNetworkEClass.getEStructuralFeatures().get(0);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EReference getSocialNetwork_Persons() {
+                return (EReference) socialNetworkEClass.getEStructuralFeatures().get(1);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EClass getPerson() {
+                return personEClass;
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EReference getPerson_Friends() {
+                return (EReference) personEClass.getEStructuralFeatures().get(0);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public EAttribute getPerson_Name() {
+                return (EAttribute) personEClass.getEStructuralFeatures().get(1);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        @Override
+        public SocialnetworkFactory getSocialnetworkFactory() {
+                return (SocialnetworkFactory) getEFactoryInstance();
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        private boolean isCreated = false;
+
+        /**
+         * Creates the meta-model objects for the package.  This method is
+         * guarded to have no affect on any invocation but its first.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public void createPackageContents() {
+                if (isCreated)
+                        return;
+                isCreated = true;
+
+                // Create classes and their features
+                socialNetworkEClass = createEClass(SOCIAL_NETWORK);
+                createEAttribute(socialNetworkEClass, SOCIAL_NETWORK__NAME);
+                createEReference(socialNetworkEClass, SOCIAL_NETWORK__PERSONS);
+
+                personEClass = createEClass(PERSON);
+                createEReference(personEClass, PERSON__FRIENDS);
+                createEAttribute(personEClass, PERSON__NAME);
+        }
+
+        /**
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        private boolean isInitialized = false;
+
+        /**
+         * Complete the initialization of the package and its meta-model.  This
+         * method is guarded to have no affect on any invocation but its first.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public void initializePackageContents() {
+                if (isInitialized)
+                        return;
+                isInitialized = true;
+
+                // Initialize package
+                setName(eNAME);
+                setNsPrefix(eNS_PREFIX);
+                setNsURI(eNS_URI);
+
+                // Create type parameters
+
+                // Set bounds for type parameters
+
+                // Add supertypes to classes
+
+                // Initialize classes, features, and operations; add parameters
+                initEClass(socialNetworkEClass, SocialNetwork.class, "SocialNetwork", !IS_ABSTRACT, !IS_INTERFACE,
+                                IS_GENERATED_INSTANCE_CLASS);
+                initEAttribute(getSocialNetwork_Name(), ecorePackage.getEString(), "name", "SocialNetwork", 0, 1,
+                                SocialNetwork.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_UNSETTABLE, !IS_ID, IS_UNIQUE,
+                                !IS_DERIVED, IS_ORDERED);
+                initEReference(getSocialNetwork_Persons(), this.getPerson(), null, "persons", null, 0, -1, SocialNetwork.class,
+                                !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_COMPOSITE, !IS_RESOLVE_PROXIES, !IS_UNSETTABLE,
+                                IS_UNIQUE, !IS_DERIVED, IS_ORDERED);
+
+                initEClass(personEClass, Person.class, "Person", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS);
+                initEReference(getPerson_Friends(), this.getPerson(), null, "friends", null, 0, -1, Person.class, !IS_TRANSIENT,
+                                !IS_VOLATILE, IS_CHANGEABLE, !IS_COMPOSITE, IS_RESOLVE_PROXIES, !IS_UNSETTABLE, IS_UNIQUE, !IS_DERIVED,
+                                IS_ORDERED);
+                initEAttribute(getPerson_Name(), ecorePackage.getEString(), "name", "Name", 0, 1, Person.class, !IS_TRANSIENT,
+                                !IS_VOLATILE, IS_CHANGEABLE, !IS_UNSETTABLE, !IS_ID, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);
+
+                // Create resource
+                createResource(eNS_URI);
+
+                // Create annotations
+                // http://www.eclipse.org/emf/2002/Ecore
+                createEcoreAnnotations();
+        }
+
+        /**
+         * Initializes the annotations for <b>http://www.eclipse.org/emf/2002/Ecore</b>.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        protected void createEcoreAnnotations() {
+                String source = "http://www.eclipse.org/emf/2002/Ecore";
+                addAnnotation(this, source, new String[] {});
+        }
+
+} //SocialnetworkPackageImpl
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/util/SocialnetworkAdapterFactory.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/util/SocialnetworkAdapterFactory.java
new file mode 100644
index 00000000..0dd30975
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/util/SocialnetworkAdapterFactory.java
@@ -0,0 +1,138 @@
+/**
+ */
+package socialnetwork.util;
+
+import org.eclipse.emf.common.notify.Adapter;
+import org.eclipse.emf.common.notify.Notifier;
+
+import org.eclipse.emf.common.notify.impl.AdapterFactoryImpl;
+
+import org.eclipse.emf.ecore.EObject;
+
+import socialnetwork.*;
+
+/**
+ * <!-- begin-user-doc -->
+ * The <b>Adapter Factory</b> for the model.
+ * It provides an adapter <code>createXXX</code> method for each class of the model.
+ * <!-- end-user-doc -->
+ * @see socialnetwork.SocialnetworkPackage
+ * @generated
+ */
+public class SocialnetworkAdapterFactory extends AdapterFactoryImpl {
+        /**
+         * The cached model package.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        protected static SocialnetworkPackage modelPackage;
+
+        /**
+         * Creates an instance of the adapter factory.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public SocialnetworkAdapterFactory() {
+                if (modelPackage == null) {
+                        modelPackage = SocialnetworkPackage.eINSTANCE;
+                }
+        }
+
+        /**
+         * Returns whether this factory is applicable for the type of the object.
+         * <!-- begin-user-doc -->
+         * This implementation returns <code>true</code> if the object is either the model's package or is an instance object of the model.
+         * <!-- end-user-doc -->
+         * @return whether this factory is applicable for the type of the object.
+         * @generated
+         */
+        @Override
+        public boolean isFactoryForType(Object object) {
+                if (object == modelPackage) {
+                        return true;
+                }
+                if (object instanceof EObject) {
+                        return ((EObject) object).eClass().getEPackage() == modelPackage;
+                }
+                return false;
+        }
+
+        /**
+         * The switch that delegates to the <code>createXXX</code> methods.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        protected SocialnetworkSwitch<Adapter> modelSwitch = new SocialnetworkSwitch<Adapter>() {
+                @Override
+                public Adapter caseSocialNetwork(SocialNetwork object) {
+                        return createSocialNetworkAdapter();
+                }
+
+                @Override
+                public Adapter casePerson(Person object) {
+                        return createPersonAdapter();
+                }
+
+                @Override
+                public Adapter defaultCase(EObject object) {
+                        return createEObjectAdapter();
+                }
+        };
+
+        /**
+         * Creates an adapter for the <code>target</code>.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @param target the object to adapt.
+         * @return the adapter for the <code>target</code>.
+         * @generated
+         */
+        @Override
+        public Adapter createAdapter(Notifier target) {
+                return modelSwitch.doSwitch((EObject) target);
+        }
+
+        /**
+         * Creates a new adapter for an object of class '{@link socialnetwork.SocialNetwork <em>Social Network</em>}'.
+         * <!-- begin-user-doc -->
+         * This default implementation returns null so that we can easily ignore cases;
+         * it's useful to ignore a case when inheritance will catch all the cases anyway.
+         * <!-- end-user-doc -->
+         * @return the new adapter.
+         * @see socialnetwork.SocialNetwork
+         * @generated
+         */
+        public Adapter createSocialNetworkAdapter() {
+                return null;
+        }
+
+        /**
+         * Creates a new adapter for an object of class '{@link socialnetwork.Person <em>Person</em>}'.
+         * <!-- begin-user-doc -->
+         * This default implementation returns null so that we can easily ignore cases;
+         * it's useful to ignore a case when inheritance will catch all the cases anyway.
+         * <!-- end-user-doc -->
+         * @return the new adapter.
+         * @see socialnetwork.Person
+         * @generated
+         */
+        public Adapter createPersonAdapter() {
+                return null;
+        }
+
+        /**
+         * Creates a new adapter for the default case.
+         * <!-- begin-user-doc -->
+         * This default implementation returns null.
+         * <!-- end-user-doc -->
+         * @return the new adapter.
+         * @generated
+         */
+        public Adapter createEObjectAdapter() {
+                return null;
+        }
+
+} //SocialnetworkAdapterFactory
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/util/SocialnetworkSwitch.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/util/SocialnetworkSwitch.java
new file mode 100644
index 00000000..00d7955c
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/encore_gen/socialnetwork/util/SocialnetworkSwitch.java
@@ -0,0 +1,134 @@
+/**
+ */
+package socialnetwork.util;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EPackage;
+
+import org.eclipse.emf.ecore.util.Switch;
+
+import socialnetwork.*;
+
+/**
+ * <!-- begin-user-doc -->
+ * The <b>Switch</b> for the model's inheritance hierarchy.
+ * It supports the call {@link #doSwitch(EObject) doSwitch(object)}
+ * to invoke the <code>caseXXX</code> method for each class of the model,
+ * starting with the actual class of the object
+ * and proceeding up the inheritance hierarchy
+ * until a non-null result is returned,
+ * which is the result of the switch.
+ * <!-- end-user-doc -->
+ * @see socialnetwork.SocialnetworkPackage
+ * @generated
+ */
+public class SocialnetworkSwitch<T> extends Switch<T> {
+        /**
+         * The cached model package
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        protected static SocialnetworkPackage modelPackage;
+
+        /**
+         * Creates an instance of the switch.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public SocialnetworkSwitch() {
+                if (modelPackage == null) {
+                        modelPackage = SocialnetworkPackage.eINSTANCE;
+                }
+        }
+
+        /**
+         * Checks whether this is a switch for the given package.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @param ePackage the package in question.
+         * @return whether this is a switch for the given package.
+         * @generated
+         */
+        @Override
+        protected boolean isSwitchFor(EPackage ePackage) {
+                return ePackage == modelPackage;
+        }
+
+        /**
+         * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @return the first non-null result returned by a <code>caseXXX</code> call.
+         * @generated
+         */
+        @Override
+        protected T doSwitch(int classifierID, EObject theEObject) {
+                switch (classifierID) {
+                case SocialnetworkPackage.SOCIAL_NETWORK: {
+                        SocialNetwork socialNetwork = (SocialNetwork) theEObject;
+                        T result = caseSocialNetwork(socialNetwork);
+                        if (result == null)
+                                result = defaultCase(theEObject);
+                        return result;
+                }
+                case SocialnetworkPackage.PERSON: {
+                        Person person = (Person) theEObject;
+                        T result = casePerson(person);
+                        if (result == null)
+                                result = defaultCase(theEObject);
+                        return result;
+                }
+                default:
+                        return defaultCase(theEObject);
+                }
+        }
+
+        /**
+         * Returns the result of interpreting the object as an instance of '<em>Social Network</em>'.
+         * <!-- begin-user-doc -->
+         * This implementation returns null;
+         * returning a non-null result will terminate the switch.
+         * <!-- end-user-doc -->
+         * @param object the target of the switch.
+         * @return the result of interpreting the object as an instance of '<em>Social Network</em>'.
+         * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
+         * @generated
+         */
+        public T caseSocialNetwork(SocialNetwork object) {
+                return null;
+        }
+
+        /**
+         * Returns the result of interpreting the object as an instance of '<em>Person</em>'.
+         * <!-- begin-user-doc -->
+         * This implementation returns null;
+         * returning a non-null result will terminate the switch.
+         * <!-- end-user-doc -->
+         * @param object the target of the switch.
+         * @return the result of interpreting the object as an instance of '<em>Person</em>'.
+         * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
+         * @generated
+         */
+        public T casePerson(Person object) {
+                return null;
+        }
+
+        /**
+         * Returns the result of interpreting the object as an instance of '<em>EObject</em>'.
+         * <!-- begin-user-doc -->
+         * This implementation returns null;
+         * returning a non-null result will terminate the switch, but this is the last case anyway.
+         * <!-- end-user-doc -->
+         * @param object the target of the switch.
+         * @return the result of interpreting the object as an instance of '<em>EObject</em>'.
+         * @see #doSwitch(org.eclipse.emf.ecore.EObject)
+         * @generated
+         */
+        @Override
+        public T defaultCase(EObject object) {
+                return null;
+        }
+
+} //SocialnetworkSwitch
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/generator.vqgen b/Metrics/Metrics-Calculation/SocialNetwork_plugin/generator.vqgen
new file mode 100644
index 00000000..902285d1
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/generator.vqgen
@@ -0,0 +1 @@
+genmodel "platform:/resource/SocialNetwork_plugin/model/socialnetwork.genmodel"
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/github.vsconfig b/Metrics/Metrics-Calculation/SocialNetwork_plugin/github.vsconfig
new file mode 100644
index 00000000..e9f9a8d5
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/github.vsconfig
@@ -0,0 +1,213 @@
+import epackage "../../../Domains/github-graph/model/github.ecore"
+import viatra "../../../Domains/github-graph/queries/queries/github.vql"
+
+generate {
+        metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+                        Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+                        IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+        partial-model = { "inputs/github.xmi"}
+        constraints = { package queries }
+        
+
+        solver = ViatraSolver
+        
+        scope = {
+                #node = 30
+        }
+        
+        number = 1
+        runs = 5
+        config = {
+                log-level = none,
+                runtime = 300,
+                "optional-wf" = "false",
+                "realistic-guidance" = "Composite",
+                "allow-must-violations" = "false",
+                "domain" = "Github",
+                "scopePropagator" = "typeHierarchy"
+        }
+        
+        debug = "debug"
+        statistics = "statistics/Github/warmup.csv"
+        output = "output/Github/Composite"
+}
+
+// generate {
+//      metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+//                      Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+//                      IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+//      partial-model = { "inputs/github.xmi"}
+//      constraints = { package queries }
+        
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 30
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              runtime = 300,
+//              "optional-wf" = "true",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "true",
+//              "domain" = "Github"
+//      }
+        
+//      debug = "debug"
+//      statistics = "statistics/Github/30.csv"
+//      output = "output/Github/Composite"
+// }
+
+// generate {
+//      metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+//                      Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+//                      IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+//      partial-model = { "inputs/github.xmi"}
+//      constraints = { package queries }
+        
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 50
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              runtime = 300,
+//              "optional-wf" = "true",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "true",
+//              "domain" = "Github"
+//      }
+        
+//      debug = "debug"
+//      statistics = "statistics/Github/50.csv"
+//      output = "output/Github/Composite"
+// }
+
+// generate {
+//      metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+//                      Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+//                      IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+//      partial-model = { "inputs/github.xmi"}
+//      constraints = { package queries }
+        
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 80
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              runtime = 300,
+//              "optional-wf" = "true",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "true",
+//              "domain" = "Github"
+//      }
+        
+//      debug = "debug"
+//      statistics = "statistics/Github/80.csv"
+//      output = "output/Github/Composite"
+// }
+
+// generate {
+//      metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+//                      Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+//                      IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+//      partial-model = { "inputs/github.xmi"}
+//      constraints = { package queries }
+        
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 100
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              runtime = 300,
+//              "optional-wf" = "true",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "true",
+//              "domain" = "Github"
+//      }
+        
+//      debug = "debug"
+//      statistics = "statistics/Github/100.csv"
+//      output = "output/Github/Composite"
+// }
+
+// generate {
+//      metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+//                      Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+//                      IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+//      partial-model = { "inputs/github.xmi"}
+//      constraints = { package queries }
+        
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 120
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              runtime = 300,
+//              "optional-wf" = "true",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "true",
+//              "domain" = "Github"
+//      }
+        
+//      debug = "debug"
+//      statistics = "statistics/Github/120.csv"
+//      output = "output/Github/Composite"
+// }
+
+// generate {
+//      metamodel = {package github excluding{ Project.creatd_at, Project.updated_at, Project.url, User.name, User.url,
+//                      Commit.created_at, Commit.sha, Commit.parents_sha, Issue.created_at, Issue.url, PullRequest.url, IssueEvent.created_at, 
+//                      IssueEvent.actor_url, Action, IssueEvent.action, Project.deleted}}
+//      partial-model = { "inputs/github.xmi"}
+//      constraints = { package queries }
+        
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 140
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              runtime = 300,
+//              "optional-wf" = "true",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "true",
+//              "domain" = "Github"
+//      }
+        
+//      debug = "debug"
+//      statistics = "statistics/Github/140.csv"
+//      output = "output/Github/Composite"
+// }
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/ecore.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/ecore.xmi
new file mode 100644
index 00000000..c5721309
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/ecore.xmi
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore">
+  
+</ecore:EPackage>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/github.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/github.xmi
new file mode 100644
index 00000000..ad497607
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/github.xmi
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="ASCII"?>
+<github:Project xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:github="sure.ghtorrent.github">
+</github:Project>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/start.xmi b/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/start.xmi
new file mode 100644
index 00000000..f9a2a185
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/inputs/start.xmi
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="ASCII"?>
+<hu.bme.mit.inf.yakindumm:Statechart xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:hu.bme.mit.inf.yakindumm="hu.bme.mit.inf.yakindumm" xsi:schemaLocation="hu.bme.mit.inf.yakindumm ../VIATRA-Generator/Domains/hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph/model/yakindu_simplified.ecore"/>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/ecore.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/ecore.ecore
new file mode 100644
index 00000000..eaaf3d11
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/ecore.ecore
@@ -0,0 +1,1023 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="ecore" nsURI="http://www.eclipse.org/emf/2002/Ecore" nsPrefix="ecore">
+  <eClassifiers xsi:type="ecore:EClass" name="EAnnotation" eSuperTypes="#//EModelElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EAnnotation"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="WellFormedSourceURI"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="details" upperBound="-1"
+        eType="#//EStringToStringMapEntry" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="details"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="contents" upperBound="-1"
+        eType="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject" containment="true"
+        resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="contents"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="references" upperBound="-1"
+        eType="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="references"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="source" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="source"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eModelElement" eType="#//EModelElement"
+        transient="true" eOpposite="#//EModelElement/eAnnotations"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EAttribute" eSuperTypes="#//EStructuralFeature">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EAttribute"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ConsistentTransient"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eAttributeType" lowerBound="1"
+        eType="#//EDataType" changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eAttributeType"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="iD" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="iD"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBigDecimal" instanceClassName="java.math.BigDecimal">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBigDecimal"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#decimal"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBigInteger" instanceClassName="java.math.BigInteger">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBigInteger"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#integer"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBoolean" instanceClassName="boolean">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBoolean"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EBooleanObject" instanceClassName="java.lang.Boolean">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EBoolean:Object"/>
+      <details key="baseType" value="EBoolean"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EByte" instanceClassName="byte">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EByte"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#byte"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EByteArray" instanceClassName="byte[]">
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+      <details key="name" value="EByteArray"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#hexBinary"/>
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+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EByteObject" instanceClassName="java.lang.Byte">
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+      <details key="name" value="EByte:Object"/>
+      <details key="baseType" value="EByte"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EChar" instanceClassName="char">
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+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="ECharacterObject" instanceClassName="java.lang.Character">
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+      <details key="name" value="EChar:Object"/>
+      <details key="baseType" value="EChar"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EClass" eSuperTypes="#//EClassifier">
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+      <details key="name" value="EClass"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="InterfaceIsAbstract AtMostOneID UniqueFeatureNames UniqueOperationSignatures NoCircularSuperTypes WellFormedMapEntryClass ConsistentSuperTypes DisjointFeatureAndOperationSignatures"/>
+    </eAnnotations>
+    <eOperations name="isSuperTypeOf" eType="#//EBoolean">
+      <eParameters name="someClass" eType="#//EClass"/>
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+    <eOperations name="getEStructuralFeature" eType="#//EStructuralFeature">
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+    <eOperations name="getFeatureID" eType="#//EInt">
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+        <details key="name" value="eOperations"/>
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+    <eStructuralFeatures xsi:type="ecore:EReference" name="eGenericSuperTypes" upperBound="-1"
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+    <eStructuralFeatures xsi:type="ecore:EReference" name="eAllStructuralFeatures"
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+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eTypeParameter"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EInt" instanceClassName="int">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EInt"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EIntegerObject" instanceClassName="java.lang.Integer">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EInt:Object"/>
+      <details key="baseType" value="EInt"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EInvocationTargetException" instanceClassName="java.lang.reflect.InvocationTargetException"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EInvocationTargetException"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EJavaClass" instanceClassName="java.lang.Class">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EJavaClass"/>
+    </eAnnotations>
+    <eTypeParameters name="T"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EJavaObject" instanceClassName="java.lang.Object">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EJavaObject"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="ELong" instanceClassName="long">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ELong"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#long"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="ELongObject" instanceClassName="java.lang.Long">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ELong:Object"/>
+      <details key="baseType" value="ELong"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EMap" instanceClassName="java.util.Map"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EMap"/>
+    </eAnnotations>
+    <eTypeParameters name="K"/>
+    <eTypeParameters name="V"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EModelElement" abstract="true">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EModelElement"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eOperations name="getEAnnotation" eType="#//EAnnotation">
+      <eParameters name="source" eType="#//EString"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eAnnotations" upperBound="-1"
+        eType="#//EAnnotation" containment="true" resolveProxies="false" eOpposite="#//EAnnotation/eModelElement">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eAnnotations"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ENamedElement" abstract="true" eSuperTypes="#//EModelElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ENamedElement"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="WellFormedName"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="name"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EObject">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EObject"/>
+      <details key="kind" value="empty"/>
+    </eAnnotations>
+    <eOperations name="eClass" eType="#//EClass"/>
+    <eOperations name="eIsProxy" eType="#//EBoolean"/>
+    <eOperations name="eResource" eType="#//EResource"/>
+    <eOperations name="eContainer" eType="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+    <eOperations name="eContainingFeature" eType="#//EStructuralFeature"/>
+    <eOperations name="eContainmentFeature" eType="#//EReference"/>
+    <eOperations name="eContents">
+      <eGenericType eClassifier="#//EEList">
+        <eTypeArguments eClassifier="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+      </eGenericType>
+    </eOperations>
+    <eOperations name="eAllContents">
+      <eGenericType eClassifier="#//ETreeIterator">
+        <eTypeArguments eClassifier="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+      </eGenericType>
+    </eOperations>
+    <eOperations name="eCrossReferences">
+      <eGenericType eClassifier="#//EEList">
+        <eTypeArguments eClassifier="ecore:EClass http://www.eclipse.org/emf/2002/Ecore#//EObject"/>
+      </eGenericType>
+    </eOperations>
+    <eOperations name="eGet" eType="#//EJavaObject">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="eGet" eType="#//EJavaObject">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+      <eParameters name="resolve" eType="#//EBoolean"/>
+    </eOperations>
+    <eOperations name="eSet">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+      <eParameters name="newValue" eType="#//EJavaObject"/>
+    </eOperations>
+    <eOperations name="eIsSet" eType="#//EBoolean">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="eUnset">
+      <eParameters name="feature" eType="#//EStructuralFeature"/>
+    </eOperations>
+    <eOperations name="eInvoke" eType="#//EJavaObject" eExceptions="#//EInvocationTargetException">
+      <eParameters name="operation" eType="#//EOperation"/>
+      <eParameters name="arguments">
+        <eGenericType eClassifier="#//EEList">
+          <eTypeArguments/>
+        </eGenericType>
+      </eParameters>
+    </eOperations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EOperation" eSuperTypes="#//ETypedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EOperation"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="UniqueParameterNames UniqueTypeParameterNames NoRepeatingVoid"/>
+    </eAnnotations>
+    <eOperations name="getOperationID" eType="#//EInt"/>
+    <eOperations name="isOverrideOf" eType="#//EBoolean">
+      <eParameters name="someOperation" eType="#//EOperation"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eTypeParameters" upperBound="-1"
+        eType="#//ETypeParameter" containment="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eTypeParameters"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eParameters" upperBound="-1"
+        eType="#//EParameter" containment="true" resolveProxies="false" eOpposite="#//EParameter/eOperation">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eParameters"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eGenericExceptions" upperBound="-1"
+        eType="#//EGenericType" unsettable="true" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eGenericExceptions"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eExceptions" upperBound="-1"
+        eType="#//EClassifier" unsettable="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eExceptions"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eContainingClass" eType="#//EClass"
+        transient="true" eOpposite="#//EClass/eOperations"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EPackage" eSuperTypes="#//ENamedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EPackage"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="WellFormedNsURI WellFormedNsPrefix UniqueSubpackageNames UniqueClassifierNames UniqueNsURIs"/>
+    </eAnnotations>
+    <eOperations name="getEClassifier" eType="#//EClassifier">
+      <eParameters name="name" eType="#//EString"/>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eClassifiers" upperBound="-1"
+        eType="#//EClassifier" containment="true" eOpposite="#//EClassifier/ePackage">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eClassifiers"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eSubpackages" upperBound="-1"
+        eType="#//EPackage" containment="true" eOpposite="#//EPackage/eSuperPackage">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eSubpackages"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eFactoryInstance" lowerBound="1"
+        eType="#//EFactory" transient="true" resolveProxies="false" eOpposite="#//EFactory/ePackage">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eFactoryInstance"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="nsPrefix" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="nsPrefix"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="nsURI" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="nsURI"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eSuperPackage" eType="#//EPackage"
+        transient="true" eOpposite="#//EPackage/eSubpackages"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EParameter" eSuperTypes="#//ETypedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EParameter"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eOperation" eType="#//EOperation"
+        transient="true" eOpposite="#//EOperation/eParameters"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EReference" eSuperTypes="#//EStructuralFeature">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EReference"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ConsistentOpposite SingleContainer ConsistentKeys ConsistentUnique ConsistentContainer"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="container" eType="#//EBoolean"
+        changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="container"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="containment" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="containment"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eKeys" upperBound="-1"
+        eType="#//EAttribute">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eKeys"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eOpposite" eType="#//EReference">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eOpposite"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eReferenceType" lowerBound="1"
+        eType="#//EClass" changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eReferenceType"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="resolveProxies" eType="#//EBoolean"
+        defaultValueLiteral="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="resolveProxies"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EResource" instanceClassName="org.eclipse.emf.ecore.resource.Resource"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EResource"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EResourceSet" instanceClassName="org.eclipse.emf.ecore.resource.ResourceSet"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EResourceSet"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EShort" instanceClassName="short">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EShort"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#short"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EShortObject" instanceClassName="java.lang.Short">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EShort:Object"/>
+      <details key="baseType" value="EShort"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="EString" instanceClassName="java.lang.String">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EString"/>
+      <details key="baseType" value="http://www.eclipse.org/emf/2003/XMLType#string"/>
+    </eAnnotations>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EStringToStringMapEntry" instanceClassName="java.util.Map$Entry">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EStringToStringMapEntry"/>
+      <details key="kind" value="empty"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="key" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="key"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="value" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="value"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="EStructuralFeature" abstract="true"
+      eSuperTypes="#//ETypedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="EStructuralFeature"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ValidDefaultValueLiteral"/>
+    </eAnnotations>
+    <eOperations name="getFeatureID" eType="#//EInt"/>
+    <eOperations name="getContainerClass">
+      <eGenericType eClassifier="#//EJavaClass">
+        <eTypeArguments/>
+      </eGenericType>
+    </eOperations>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="changeable" eType="#//EBoolean"
+        defaultValueLiteral="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="changeable"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="defaultValue" eType="#//EJavaObject"
+        changeable="false" volatile="true" transient="true" derived="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="defaultValue"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="defaultValueLiteral" eType="#//EString">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="defaultValueLiteral"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="derived" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="derived"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="transient" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="transient"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="unsettable" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="unsettable"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="volatile" eType="#//EBoolean">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="volatile"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eContainingClass" eType="#//EClass"
+        transient="true" eOpposite="#//EClass/eStructuralFeatures"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EDataType" name="ETreeIterator" instanceClassName="org.eclipse.emf.common.util.TreeIterator"
+      serializable="false">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ETreeIterator"/>
+    </eAnnotations>
+    <eTypeParameters name="E"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="ETypedElement" abstract="true" eSuperTypes="#//ENamedElement">
+    <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+      <details key="name" value="ETypedElement"/>
+      <details key="kind" value="elementOnly"/>
+    </eAnnotations>
+    <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore">
+      <details key="constraints" value="ValidLowerBound ValidUpperBound ConsistentBounds ValidType"/>
+    </eAnnotations>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eGenericType" eType="#//EGenericType"
+        volatile="true" unsettable="true" containment="true" resolveProxies="false">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="element"/>
+        <details key="name" value="eGenericType"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
+        <details key="suppressedIsSetVisibility" value="true"/>
+        <details key="suppressedUnsetVisibility" value="true"/>
+      </eAnnotations>
+    </eStructuralFeatures>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="eType" eType="#//EClassifier"
+        volatile="true" unsettable="true">
+      <eAnnotations source="http:///org/eclipse/emf/ecore/util/ExtendedMetaData">
+        <details key="kind" value="attribute"/>
+        <details key="name" value="eType"/>
+      </eAnnotations>
+      <eAnnotations source="http://www.eclipse.org/emf/2002/GenModel">
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diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.aird b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.aird
new file mode 100644
index 00000000..e7e28ecd
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.aird
@@ -0,0 +1,183 @@
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+      <target xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/parents"/>
+      <semanticElements xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/children"/>
+      <semanticElements xmi:type="ecore:EReference" href="socialnetwork.ecore#//Person/parents"/>
+      <ownedStyle xmi:type="diagram:EdgeStyle" uid="_eUMEQHA6EemKP426GDjFOg" sourceArrow="InputArrow" routingStyle="manhattan" strokeColor="0,0,0">
+        <description xmi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='Bi-directional%20EC_EReference%20']/@style"/>
+        <beginLabelStyle xmi:type="diagram:BeginLabelStyle" uid="_eUMEQXA6EemKP426GDjFOg" showIcon="false"/>
+        <endLabelStyle xmi:type="diagram:EndLabelStyle" uid="_eUMEQnA6EemKP426GDjFOg" showIcon="false"/>
+      </ownedStyle>
+      <actualMapping xmi:type="description_1:EdgeMapping" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer/@edgeMappings[name='Bi-directional%20EC_EReference%20']"/>
+    </ownedDiagramElements>
+    <description xmi:type="description_1:DiagramDescription" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']"/>
+    <filterVariableHistory xmi:type="diagram:FilterVariableHistory" uid="_TbTBZHA1EemKP426GDjFOg"/>
+    <activatedLayers xmi:type="description_1:Layer" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@defaultLayer"/>
+    <activatedLayers xmi:type="description_1:AdditionalLayer" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@additionalLayers[name='Package']"/>
+    <activatedLayers xmi:type="description_1:AdditionalLayer" href="platform:/plugin/org.eclipse.emf.ecoretools.design/description/ecore.odesign#//@ownedViewpoints[name='Design']/@ownedRepresentations[name='Entities']/@additionalLayers[name='Validation']"/>
+    <target xmi:type="ecore:EPackage" href="socialnetwork.ecore#/"/>
+  </diagram:DSemanticDiagram>
+</xmi:XMI>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.ecore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.ecore
new file mode 100644
index 00000000..cacf9921
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.ecore
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ecore:EPackage xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" name="socialnetwork" nsURI="http://ecse.mcgill.ca/socialnetwork" nsPrefix="socialnetwork">
+  <eAnnotations source="http://www.eclipse.org/emf/2002/Ecore"/>
+  <eClassifiers xsi:type="ecore:EClass" name="SocialNetwork">
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"
+        defaultValueLiteral="SocialNetwork"/>
+    <eStructuralFeatures xsi:type="ecore:EReference" name="persons" upperBound="-1"
+        eType="#//Person" containment="true"/>
+  </eClassifiers>
+  <eClassifiers xsi:type="ecore:EClass" name="Person">
+    <eStructuralFeatures xsi:type="ecore:EReference" name="friends" upperBound="-1"
+        eType="#//Person"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="name" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"
+        defaultValueLiteral="Name"/>
+  </eClassifiers>
+</ecore:EPackage>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.genmodel b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.genmodel
new file mode 100644
index 00000000..c9515653
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/socialnetwork.genmodel
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<genmodel:GenModel xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:ecore="http://www.eclipse.org/emf/2002/Ecore" xmlns:genmodel="http://www.eclipse.org/emf/2002/GenModel"
+    modelDirectory="/SocialNetwork_plugin/encore_gen" creationIcons="false"
+    editDirectory="/ca.mcgill.ecse.socialnetwork.edit/src-gen" editorDirectory="/ca.mcgill.ecse.socialnetwork.editor/src-gen"
+    modelPluginID="SocialNetwork_plugin" modelName="Socialnetwork" rootExtendsClass="org.eclipse.emf.ecore.impl.MinimalEObjectImpl$Container"
+    codeFormatting="true" importerID="org.eclipse.emf.importer.ecore" complianceLevel="8.0"
+    copyrightFields="false" operationReflection="true" importOrganizing="true">
+  <foreignModel>socialnetwork.ecore</foreignModel>
+  <testsDirectory xsi:nil="true"/>
+  <genPackages prefix="Socialnetwork" disposableProviderFactory="true" ecorePackage="socialnetwork.ecore#/">
+    <genClasses ecoreClass="socialnetwork.ecore#//SocialNetwork">
+      <genFeatures createChild="false" ecoreFeature="ecore:EAttribute socialnetwork.ecore#//SocialNetwork/name"/>
+      <genFeatures property="None" children="true" createChild="true" ecoreFeature="ecore:EReference socialnetwork.ecore#//SocialNetwork/persons"/>
+    </genClasses>
+    <genClasses ecoreClass="socialnetwork.ecore#//Person">
+      <genFeatures notify="false" createChild="false" propertySortChoices="true" ecoreFeature="ecore:EReference socialnetwork.ecore#//Person/friends"/>
+      <genFeatures createChild="false" ecoreFeature="ecore:EAttribute socialnetwork.ecore#//Person/name"/>
+    </genClasses>
+  </genPackages>
+</genmodel:GenModel>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/200_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/200_nodes.jpg
new file mode 100644
index 00000000..a35c291b
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/200_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/220_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/220_nodes.jpg
new file mode 100644
index 00000000..4d41dff7
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/220_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/260_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/260_nodes.jpg
new file mode 100644
index 00000000..b16cdfb2
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/260_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/280_nodes.jpg b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/280_nodes.jpg
new file mode 100644
index 00000000..16c0ee23
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/280_nodes.jpg
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/output.txt b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/output.txt
new file mode 100644
index 00000000..35158e20
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/output.txt
@@ -0,0 +1,300 @@
+1
+9
+7
+0
+4
+6
+16
+0
+2
+4
+17
+20
+1
+5
+2
+3
+11
+6
+4
+0
+2
+1
+3
+5
+9
+13
+11
+0
+1
+10
+3
+0
+1
+1
+0
+17
+0
+4
+2
+0
+1
+10
+10
+0
+24
+9
+0
+14
+1
+11
+2
+17
+3
+3
+3
+0
+3
+1
+3
+2
+2
+1
+0
+3
+6
+3
+16
+3
+10
+6
+6
+6
+11
+6
+10
+20
+1
+4
+13
+0
+0
+3
+2
+0
+12
+0
+0
+22
+4
+0
+0
+20
+1
+10
+9
+11
+5
+27
+1
+3
+9
+0
+23
+10
+9
+23
+0
+3
+7
+2
+0
+9
+3
+0
+12
+11
+7
+6
+9
+2
+0
+3
+4
+3
+9
+3
+0
+7
+2
+1
+9
+1
+11
+6
+5
+16
+0
+19
+14
+9
+13
+2
+8
+0
+6
+1
+1
+2
+0
+3
+15
+3
+0
+3
+17
+1
+15
+5
+1
+21
+8
+2
+7
+3
+16
+11
+1
+5
+1
+5
+1
+6
+3
+16
+6
+17
+3
+5
+7
+2
+9
+2
+1
+11
+1
+0
+3
+5
+6
+2
+5
+1
+4
+9
+0
+11
+1
+10
+13
+6
+2
+1
+3
+4
+0
+1
+2
+10
+12
+3
+3
+3
+0
+2
+4
+2
+18
+3
+8
+7
+5
+3
+16
+1
+4
+8
+15
+1
+11
+15
+1
+8
+7
+1
+2
+0
+9
+5
+2
+1
+3
+6
+4
+8
+3
+12
+4
+21
+9
+2
+3
+2
+1
+3
+11
+2
+9
+0
+10
+6
+1
+2
+0
+8
+5
+2
+3
+8
+1
+13
+8
+2
+2
+11
+4
+21
+6
+5
+0
+8
+8
+12
+0
+0
+4
+1
+19
+5
+3
+1
+3
+12
+2
+6
+11
+8
+8
+2
+18
+0
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/plot_distribution.m b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/plot_distribution.m
new file mode 100644
index 00000000..4c67a191
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/model/statistics/plot_distribution.m
@@ -0,0 +1,11 @@
+clear;
+clc;
+
+matrix = load('-ascii', "output.txt");
+hist(matrix,unique(matrix));
+hold on;
+[a,b] = hist(matrix,unique(matrix))
+plot(b, a)
+hold off;
+sum(matrix)
+average = sum(matrix) / length(matrix)
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/output/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/output/.gitignore
new file mode 100644
index 00000000..17126b28
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/output/.gitignore
@@ -0,0 +1,4 @@
+# ignore everything in this folder except for this folder it self
+
+*
+!.gitignore
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/plugin.properties b/Metrics/Metrics-Calculation/SocialNetwork_plugin/plugin.properties
new file mode 100644
index 00000000..a6a0df71
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/plugin.properties
@@ -0,0 +1,4 @@
+#
+
+pluginName = SocialNetwork_plugin
+providerName = www.example.org
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/plugin.xml b/Metrics/Metrics-Calculation/SocialNetwork_plugin/plugin.xml
new file mode 100644
index 00000000..86211808
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/plugin.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?><?eclipse version="3.0"?><!--
+--><plugin>
+  <extension point="org.eclipse.emf.ecore.generated_package">
+    <!-- @generated socialnetwork -->
+    <package class="socialnetwork.SocialnetworkPackage" genModel="model/socialnetwork.genmodel" uri="http://ecse.mcgill.ca/socialnetwork"/>
+  </extension>
+  <extension id="ca.mcgill.ecse.socialnetwork.plugin.Queries" point="org.eclipse.viatra.query.runtime.queryspecification">
+    <group group="org.eclipse.viatra.query.runtime.extensibility.SingletonExtensionFactory:ca.mcgill.ecse.socialnetwork.plugin.Queries" id="ca.mcgill.ecse.socialnetwork.plugin.Queries">
+      <query-specification fqn="ca.mcgill.ecse.socialnetwork.plugin.singleFriendship"/>
+      <query-specification fqn="ca.mcgill.ecse.socialnetwork.plugin.noFriend"/>
+      <query-specification fqn="ca.mcgill.ecse.socialnetwork.plugin.selfFriend"/>
+      <query-specification fqn="ca.mcgill.ecse.socialnetwork.plugin.friendship"/>
+    </group>
+  </extension>
+  <extension id="queries.Ecore" point="org.eclipse.viatra.query.runtime.queryspecification">
+    <group group="org.eclipse.viatra.query.runtime.extensibility.SingletonExtensionFactory:queries.Ecore" id="queries.Ecore">
+      <query-specification fqn="queries.directSupertype"/>
+      <query-specification fqn="queries.loopInInheritence"/>
+      <query-specification fqn="queries.opposite"/>
+      <query-specification fqn="queries.oppositeDifferentClass"/>
+      <query-specification fqn="queries.nonSymmetricOpposite"/>
+      <query-specification fqn="queries.superTypes"/>
+    </group>
+  </extension>
+</plugin>
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/queries/queries/Ecore.vql b/Metrics/Metrics-Calculation/SocialNetwork_plugin/queries/queries/Ecore.vql
new file mode 100644
index 00000000..9ddb64c9
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/queries/queries/Ecore.vql
@@ -0,0 +1,33 @@
+package queries
+
+import epackage "http://www.eclipse.org/emf/2002/Ecore"
+
+pattern directSupertype(a: EClass, b:EClass) {
+        EClass.eSuperTypes(a,b);
+}
+
+@Constraint(key={a}, severity="error", message="error")
+pattern loopInInheritence(a: EClass) {
+        find directSupertype+(a,a);
+}
+
+pattern opposite(a:EReference, b: EReference) {
+        EReference.eOpposite(a,b);
+}
+@Constraint(key={a}, severity="error", message="error")
+pattern oppositeDifferentClass(a:EReference) {
+        EReference.eOpposite(a,b);
+        EReference.eContainingClass(a,aContaining);
+        EReference.eType(b,bTarget);
+        aContaining != bTarget;
+}
+
+@Constraint(key={a}, severity="error", message="error")
+pattern nonSymmetricOpposite(a:EReference, b:EReference) {
+        find opposite(a,b);
+        neg find opposite(b,a);
+}
+
+pattern superTypes(c1:EClass, c2:EClass){
+        EClass.eSuperTypes(c1,c2);
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/ca/mcgill/ecse/socialnetwork/plugin/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/ca/mcgill/ecse/socialnetwork/plugin/.gitignore
new file mode 100644
index 00000000..f2558cf5
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/ca/mcgill/ecse/socialnetwork/plugin/.gitignore
@@ -0,0 +1,10 @@
+/.Friendship.java._trace
+/.NoFriend.java._trace
+/.Queries.java._trace
+/.SelfFriend.java._trace
+/.SingleFriendship.java._trace
+/Friendship.java
+/NoFriend.java
+/Queries.java
+/SelfFriend.java
+/SingleFriendship.java
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/constraints/ecore/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/constraints/ecore/.gitignore
new file mode 100644
index 00000000..c42ca056
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/constraints/ecore/.gitignore
@@ -0,0 +1,8 @@
+/.Ecore_pattern.java._trace
+/.MoreThenFiveSuperTypes.java._trace
+/.DirectSupertype.java._trace
+/.Ecore.java._trace
+/.LoopInInheritence.java._trace
+/.NonSymmetricOpposite.java._trace
+/.Opposite.java._trace
+/.OppositeDifferentClass.java._trace
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/ecore/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/ecore/.gitignore
new file mode 100644
index 00000000..c42ca056
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/ecore/.gitignore
@@ -0,0 +1,8 @@
+/.Ecore_pattern.java._trace
+/.MoreThenFiveSuperTypes.java._trace
+/.DirectSupertype.java._trace
+/.Ecore.java._trace
+/.LoopInInheritence.java._trace
+/.NonSymmetricOpposite.java._trace
+/.Opposite.java._trace
+/.OppositeDifferentClass.java._trace
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/.gitignore
new file mode 100644
index 00000000..e9d711d4
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/.gitignore
@@ -0,0 +1,9 @@
+/.Ecore_pattern.java._trace
+/.MoreThenFiveSuperTypes.java._trace
+/.DirectSupertype.java._trace
+/.Ecore.java._trace
+/.LoopInInheritence.java._trace
+/.NonSymmetricOpposite.java._trace
+/.Opposite.java._trace
+/.OppositeDifferentClass.java._trace
+/.SuperTypes.java._trace
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/DirectSupertype.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/DirectSupertype.java
new file mode 100644
index 00000000..a557d865
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/DirectSupertype.java
@@ -0,0 +1,703 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.apache.log4j.Logger;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.viatra.query.runtime.api.IPatternMatch;
+import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
+import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
+import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
+import org.eclipse.viatra.query.runtime.emf.types.EStructuralFeatureInstancesKey;
+import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
+import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
+
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         pattern directSupertype(a: EClass, b:EClass) {
+ *              EClass.eSuperTypes(a,b);
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class DirectSupertype extends BaseGeneratedEMFQuerySpecification<DirectSupertype.Matcher> {
+  /**
+   * Pattern-specific match representation of the queries.directSupertype pattern,
+   * to be used in conjunction with {@link Matcher}.
+   * 
+   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
+   * Each instance is a (possibly partial) substitution of pattern parameters,
+   * usable to represent a match of the pattern in the result of a query,
+   * or to specify the bound (fixed) input parameters when issuing a query.
+   * 
+   * @see Matcher
+   * 
+   */
+  public static abstract class Match extends BasePatternMatch {
+    private EClass fA;
+    
+    private EClass fB;
+    
+    private static List<String> parameterNames = makeImmutableList("a", "b");
+    
+    private Match(final EClass pA, final EClass pB) {
+      this.fA = pA;
+      this.fB = pB;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      switch(parameterName) {
+          case "a": return this.fA;
+          case "b": return this.fB;
+          default: return null;
+      }
+    }
+    
+    @Override
+    public Object get(final int index) {
+      switch(index) {
+          case 0: return this.fA;
+          case 1: return this.fB;
+          default: return null;
+      }
+    }
+    
+    public EClass getA() {
+      return this.fA;
+    }
+    
+    public EClass getB() {
+      return this.fB;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("a".equals(parameterName) ) {
+          this.fA = (EClass) newValue;
+          return true;
+      }
+      if ("b".equals(parameterName) ) {
+          this.fB = (EClass) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setA(final EClass pA) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fA = pA;
+    }
+    
+    public void setB(final EClass pB) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fB = pB;
+    }
+    
+    @Override
+    public String patternName() {
+      return "queries.directSupertype";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return DirectSupertype.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fA, fB};
+    }
+    
+    @Override
+    public DirectSupertype.Match toImmutable() {
+      return isMutable() ? newMatch(fA, fB) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"a\"=" + prettyPrintValue(fA) + ", ");
+      result.append("\"b\"=" + prettyPrintValue(fB));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fA, fB);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof DirectSupertype.Match)) {
+          DirectSupertype.Match other = (DirectSupertype.Match) obj;
+          return Objects.equals(fA, other.fA) && Objects.equals(fB, other.fB);
+      } else {
+          // this should be infrequent
+          if (!(obj instanceof IPatternMatch)) {
+              return false;
+          }
+          IPatternMatch otherSig  = (IPatternMatch) obj;
+          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
+      }
+    }
+    
+    @Override
+    public DirectSupertype specification() {
+      return DirectSupertype.instance();
+    }
+    
+    /**
+     * Returns an empty, mutable match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @return the empty match.
+     * 
+     */
+    public static DirectSupertype.Match newEmptyMatch() {
+      return new Mutable(null, null);
+    }
+    
+    /**
+     * Returns a mutable (partial) match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static DirectSupertype.Match newMutableMatch(final EClass pA, final EClass pB) {
+      return new Mutable(pA, pB);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static DirectSupertype.Match newMatch(final EClass pA, final EClass pB) {
+      return new Immutable(pA, pB);
+    }
+    
+    private static final class Mutable extends DirectSupertype.Match {
+      Mutable(final EClass pA, final EClass pB) {
+        super(pA, pB);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends DirectSupertype.Match {
+      Immutable(final EClass pA, final EClass pB) {
+        super(pA, pB);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the queries.directSupertype pattern,
+   * providing pattern-specific query methods.
+   * 
+   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
+   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
+   * 
+   * <p>Matches of the pattern will be represented as {@link Match}.
+   * 
+   * <p>Original source:
+   * <code><pre>
+   * pattern directSupertype(a: EClass, b:EClass) {
+   *    EClass.eSuperTypes(a,b);
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see DirectSupertype
+   * 
+   */
+  public static class Matcher extends BaseMatcher<DirectSupertype.Match> {
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    public static DirectSupertype.Matcher on(final ViatraQueryEngine engine) {
+      // check if matcher already exists
+      Matcher matcher = engine.getExistingMatcher(querySpecification());
+      if (matcher == null) {
+          matcher = (Matcher)engine.getMatcher(querySpecification());
+      }
+      return matcher;
+    }
+    
+    /**
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * @return an initialized matcher
+     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
+     * 
+     */
+    public static DirectSupertype.Matcher create() {
+      return new Matcher();
+    }
+    
+    private static final int POSITION_A = 0;
+    
+    private static final int POSITION_B = 1;
+    
+    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(DirectSupertype.Matcher.class);
+    
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    private Matcher() {
+      super(querySpecification());
+    }
+    
+    /**
+     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<DirectSupertype.Match> getAllMatches(final EClass pA, final EClass pB) {
+      return rawStreamAllMatches(new Object[]{pA, pB}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<DirectSupertype.Match> streamAllMatches(final EClass pA, final EClass pB) {
+      return rawStreamAllMatches(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<DirectSupertype.Match> getOneArbitraryMatch(final EClass pA, final EClass pB) {
+      return rawGetOneArbitraryMatch(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
+     * under any possible substitution of the unspecified parameters (if any).
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final EClass pA, final EClass pB) {
+      return rawHasMatch(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final EClass pA, final EClass pB) {
+      return rawCountMatches(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @param processor the action that will process the selected match.
+     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
+     * 
+     */
+    public boolean forOneArbitraryMatch(final EClass pA, final EClass pB, final Consumer<? super DirectSupertype.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pA, pB}, processor);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public DirectSupertype.Match newMatch(final EClass pA, final EClass pB) {
+      return DirectSupertype.Match.newMatch(pA, pB);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EClass> rawStreamAllValuesOfa(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_A, parameters).map(EClass.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfa(final DirectSupertype.Match partialMatch) {
+      return rawStreamAllValuesOfa(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfa(final EClass pB) {
+      return rawStreamAllValuesOfa(new Object[]{null, pB});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfa(final DirectSupertype.Match partialMatch) {
+      return rawStreamAllValuesOfa(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfa(final EClass pB) {
+      return rawStreamAllValuesOfa(new Object[]{null, pB}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EClass> rawStreamAllValuesOfb(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_B, parameters).map(EClass.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfb() {
+      return rawStreamAllValuesOfb(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfb() {
+      return rawStreamAllValuesOfb(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfb(final DirectSupertype.Match partialMatch) {
+      return rawStreamAllValuesOfb(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfb(final EClass pA) {
+      return rawStreamAllValuesOfb(new Object[]{pA, null});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfb(final DirectSupertype.Match partialMatch) {
+      return rawStreamAllValuesOfb(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfb(final EClass pA) {
+      return rawStreamAllValuesOfb(new Object[]{pA, null}).collect(Collectors.toSet());
+    }
+    
+    @Override
+    protected DirectSupertype.Match tupleToMatch(final Tuple t) {
+      try {
+          return DirectSupertype.Match.newMatch((EClass) t.get(POSITION_A), (EClass) t.get(POSITION_B));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected DirectSupertype.Match arrayToMatch(final Object[] match) {
+      try {
+          return DirectSupertype.Match.newMatch((EClass) match[POSITION_A], (EClass) match[POSITION_B]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected DirectSupertype.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return DirectSupertype.Match.newMutableMatch((EClass) match[POSITION_A], (EClass) match[POSITION_B]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    /**
+     * @return the singleton instance of the query specification of this pattern
+     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+     * 
+     */
+    public static IQuerySpecification<DirectSupertype.Matcher> querySpecification() {
+      return DirectSupertype.instance();
+    }
+  }
+  
+  private DirectSupertype() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static DirectSupertype instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected DirectSupertype.Matcher instantiate(final ViatraQueryEngine engine) {
+    return DirectSupertype.Matcher.on(engine);
+  }
+  
+  @Override
+  public DirectSupertype.Matcher instantiate() {
+    return DirectSupertype.Matcher.create();
+  }
+  
+  @Override
+  public DirectSupertype.Match newEmptyMatch() {
+    return DirectSupertype.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public DirectSupertype.Match newMatch(final Object... parameters) {
+    return DirectSupertype.Match.newMatch((org.eclipse.emf.ecore.EClass) parameters[0], (org.eclipse.emf.ecore.EClass) parameters[1]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link DirectSupertype} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link DirectSupertype#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private static final DirectSupertype INSTANCE = new DirectSupertype();
+    
+    /**
+     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
+     * This initialization order is required to support indirect recursion.
+     * 
+     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
+     * 
+     */
+    private static final Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private static final DirectSupertype.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_a = new PParameter("a", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT);
+    
+    private final PParameter parameter_b = new PParameter("b", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_a, parameter_b);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "queries.directSupertype";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("a","b");
+    }
+    
+    @Override
+    public List<PParameter> getParameters() {
+      return parameters;
+    }
+    
+    @Override
+    public Set<PBody> doGetContainedBodies() {
+      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
+      Set<PBody> bodies = new LinkedHashSet<>();
+      {
+          PBody body = new PBody(this);
+          PVariable var_a = body.getOrCreateVariableByName("a");
+          PVariable var_b = body.getOrCreateVariableByName("b");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_b), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_a, parameter_a),
+             new ExportedParameter(body, var_b, parameter_b)
+          ));
+          //    EClass.eSuperTypes(a,b)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass", "eSuperTypes")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          new Equality(body, var__virtual_0_, var_b);
+          bodies.add(body);
+      }
+      return bodies;
+    }
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/Ecore.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/Ecore.java
new file mode 100644
index 00000000..adfa5cf8
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/Ecore.java
@@ -0,0 +1,108 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedPatternGroup;
+import queries.DirectSupertype;
+import queries.LoopInInheritence;
+import queries.NonSymmetricOpposite;
+import queries.Opposite;
+import queries.OppositeDifferentClass;
+import queries.SuperTypes;
+
+/**
+ * A pattern group formed of all public patterns defined in Ecore.vql.
+ * 
+ * <p>Use the static instance as any {@link interface org.eclipse.viatra.query.runtime.api.IQueryGroup}, to conveniently prepare
+ * a VIATRA Query engine for matching all patterns originally defined in file Ecore.vql,
+ * in order to achieve better performance than one-by-one on-demand matcher initialization.
+ * 
+ * <p> From package queries, the group contains the definition of the following patterns: <ul>
+ * <li>directSupertype</li>
+ * <li>loopInInheritence</li>
+ * <li>opposite</li>
+ * <li>oppositeDifferentClass</li>
+ * <li>nonSymmetricOpposite</li>
+ * <li>superTypes</li>
+ * </ul>
+ * 
+ * @see IQueryGroup
+ * 
+ */
+@SuppressWarnings("all")
+public final class Ecore extends BaseGeneratedPatternGroup {
+  /**
+   * Access the pattern group.
+   * 
+   * @return the singleton instance of the group
+   * @throws ViatraQueryRuntimeException if there was an error loading the generated code of pattern specifications
+   * 
+   */
+  public static Ecore instance() {
+    if (INSTANCE == null) {
+        INSTANCE = new Ecore();
+    }
+    return INSTANCE;
+  }
+  
+  private static Ecore INSTANCE;
+  
+  private Ecore() {
+    querySpecifications.add(DirectSupertype.instance());
+    querySpecifications.add(LoopInInheritence.instance());
+    querySpecifications.add(Opposite.instance());
+    querySpecifications.add(OppositeDifferentClass.instance());
+    querySpecifications.add(NonSymmetricOpposite.instance());
+    querySpecifications.add(SuperTypes.instance());
+  }
+  
+  public DirectSupertype getDirectSupertype() {
+    return DirectSupertype.instance();
+  }
+  
+  public DirectSupertype.Matcher getDirectSupertype(final ViatraQueryEngine engine) {
+    return DirectSupertype.Matcher.on(engine);
+  }
+  
+  public LoopInInheritence getLoopInInheritence() {
+    return LoopInInheritence.instance();
+  }
+  
+  public LoopInInheritence.Matcher getLoopInInheritence(final ViatraQueryEngine engine) {
+    return LoopInInheritence.Matcher.on(engine);
+  }
+  
+  public Opposite getOpposite() {
+    return Opposite.instance();
+  }
+  
+  public Opposite.Matcher getOpposite(final ViatraQueryEngine engine) {
+    return Opposite.Matcher.on(engine);
+  }
+  
+  public OppositeDifferentClass getOppositeDifferentClass() {
+    return OppositeDifferentClass.instance();
+  }
+  
+  public OppositeDifferentClass.Matcher getOppositeDifferentClass(final ViatraQueryEngine engine) {
+    return OppositeDifferentClass.Matcher.on(engine);
+  }
+  
+  public NonSymmetricOpposite getNonSymmetricOpposite() {
+    return NonSymmetricOpposite.instance();
+  }
+  
+  public NonSymmetricOpposite.Matcher getNonSymmetricOpposite(final ViatraQueryEngine engine) {
+    return NonSymmetricOpposite.Matcher.on(engine);
+  }
+  
+  public SuperTypes getSuperTypes() {
+    return SuperTypes.instance();
+  }
+  
+  public SuperTypes.Matcher getSuperTypes(final ViatraQueryEngine engine) {
+    return SuperTypes.Matcher.on(engine);
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/LoopInInheritence.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/LoopInInheritence.java
new file mode 100644
index 00000000..5212e3d2
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/LoopInInheritence.java
@@ -0,0 +1,558 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.apache.log4j.Logger;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.viatra.query.runtime.api.IPatternMatch;
+import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
+import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
+import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
+import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
+import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.PAnnotation;
+import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.ParameterReference;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.BinaryTransitiveClosure;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
+import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
+import queries.DirectSupertype;
+
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         {@literal @}Constraint(key={a}, severity="error", message="error")
+ *         pattern loopInInheritence(a: EClass) {
+ *              find directSupertype+(a,a);
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class LoopInInheritence extends BaseGeneratedEMFQuerySpecification<LoopInInheritence.Matcher> {
+  /**
+   * Pattern-specific match representation of the queries.loopInInheritence pattern,
+   * to be used in conjunction with {@link Matcher}.
+   * 
+   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
+   * Each instance is a (possibly partial) substitution of pattern parameters,
+   * usable to represent a match of the pattern in the result of a query,
+   * or to specify the bound (fixed) input parameters when issuing a query.
+   * 
+   * @see Matcher
+   * 
+   */
+  public static abstract class Match extends BasePatternMatch {
+    private EClass fA;
+    
+    private static List<String> parameterNames = makeImmutableList("a");
+    
+    private Match(final EClass pA) {
+      this.fA = pA;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      switch(parameterName) {
+          case "a": return this.fA;
+          default: return null;
+      }
+    }
+    
+    @Override
+    public Object get(final int index) {
+      switch(index) {
+          case 0: return this.fA;
+          default: return null;
+      }
+    }
+    
+    public EClass getA() {
+      return this.fA;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("a".equals(parameterName) ) {
+          this.fA = (EClass) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setA(final EClass pA) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fA = pA;
+    }
+    
+    @Override
+    public String patternName() {
+      return "queries.loopInInheritence";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return LoopInInheritence.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fA};
+    }
+    
+    @Override
+    public LoopInInheritence.Match toImmutable() {
+      return isMutable() ? newMatch(fA) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"a\"=" + prettyPrintValue(fA));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fA);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof LoopInInheritence.Match)) {
+          LoopInInheritence.Match other = (LoopInInheritence.Match) obj;
+          return Objects.equals(fA, other.fA);
+      } else {
+          // this should be infrequent
+          if (!(obj instanceof IPatternMatch)) {
+              return false;
+          }
+          IPatternMatch otherSig  = (IPatternMatch) obj;
+          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
+      }
+    }
+    
+    @Override
+    public LoopInInheritence specification() {
+      return LoopInInheritence.instance();
+    }
+    
+    /**
+     * Returns an empty, mutable match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @return the empty match.
+     * 
+     */
+    public static LoopInInheritence.Match newEmptyMatch() {
+      return new Mutable(null);
+    }
+    
+    /**
+     * Returns a mutable (partial) match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static LoopInInheritence.Match newMutableMatch(final EClass pA) {
+      return new Mutable(pA);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static LoopInInheritence.Match newMatch(final EClass pA) {
+      return new Immutable(pA);
+    }
+    
+    private static final class Mutable extends LoopInInheritence.Match {
+      Mutable(final EClass pA) {
+        super(pA);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends LoopInInheritence.Match {
+      Immutable(final EClass pA) {
+        super(pA);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the queries.loopInInheritence pattern,
+   * providing pattern-specific query methods.
+   * 
+   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
+   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
+   * 
+   * <p>Matches of the pattern will be represented as {@link Match}.
+   * 
+   * <p>Original source:
+   * <code><pre>
+   * {@literal @}Constraint(key={a}, severity="error", message="error")
+   * pattern loopInInheritence(a: EClass) {
+   *    find directSupertype+(a,a);
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see LoopInInheritence
+   * 
+   */
+  public static class Matcher extends BaseMatcher<LoopInInheritence.Match> {
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    public static LoopInInheritence.Matcher on(final ViatraQueryEngine engine) {
+      // check if matcher already exists
+      Matcher matcher = engine.getExistingMatcher(querySpecification());
+      if (matcher == null) {
+          matcher = (Matcher)engine.getMatcher(querySpecification());
+      }
+      return matcher;
+    }
+    
+    /**
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * @return an initialized matcher
+     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
+     * 
+     */
+    public static LoopInInheritence.Matcher create() {
+      return new Matcher();
+    }
+    
+    private static final int POSITION_A = 0;
+    
+    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(LoopInInheritence.Matcher.class);
+    
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    private Matcher() {
+      super(querySpecification());
+    }
+    
+    /**
+     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<LoopInInheritence.Match> getAllMatches(final EClass pA) {
+      return rawStreamAllMatches(new Object[]{pA}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<LoopInInheritence.Match> streamAllMatches(final EClass pA) {
+      return rawStreamAllMatches(new Object[]{pA});
+    }
+    
+    /**
+     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<LoopInInheritence.Match> getOneArbitraryMatch(final EClass pA) {
+      return rawGetOneArbitraryMatch(new Object[]{pA});
+    }
+    
+    /**
+     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
+     * under any possible substitution of the unspecified parameters (if any).
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final EClass pA) {
+      return rawHasMatch(new Object[]{pA});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final EClass pA) {
+      return rawCountMatches(new Object[]{pA});
+    }
+    
+    /**
+     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param processor the action that will process the selected match.
+     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
+     * 
+     */
+    public boolean forOneArbitraryMatch(final EClass pA, final Consumer<? super LoopInInheritence.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pA}, processor);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public LoopInInheritence.Match newMatch(final EClass pA) {
+      return LoopInInheritence.Match.newMatch(pA);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EClass> rawStreamAllValuesOfa(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_A, parameters).map(EClass.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray());
+    }
+    
+    @Override
+    protected LoopInInheritence.Match tupleToMatch(final Tuple t) {
+      try {
+          return LoopInInheritence.Match.newMatch((EClass) t.get(POSITION_A));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected LoopInInheritence.Match arrayToMatch(final Object[] match) {
+      try {
+          return LoopInInheritence.Match.newMatch((EClass) match[POSITION_A]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected LoopInInheritence.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return LoopInInheritence.Match.newMutableMatch((EClass) match[POSITION_A]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    /**
+     * @return the singleton instance of the query specification of this pattern
+     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+     * 
+     */
+    public static IQuerySpecification<LoopInInheritence.Matcher> querySpecification() {
+      return LoopInInheritence.instance();
+    }
+  }
+  
+  private LoopInInheritence() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static LoopInInheritence instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected LoopInInheritence.Matcher instantiate(final ViatraQueryEngine engine) {
+    return LoopInInheritence.Matcher.on(engine);
+  }
+  
+  @Override
+  public LoopInInheritence.Matcher instantiate() {
+    return LoopInInheritence.Matcher.create();
+  }
+  
+  @Override
+  public LoopInInheritence.Match newEmptyMatch() {
+    return LoopInInheritence.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public LoopInInheritence.Match newMatch(final Object... parameters) {
+    return LoopInInheritence.Match.newMatch((org.eclipse.emf.ecore.EClass) parameters[0]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link LoopInInheritence} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link LoopInInheritence#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private static final LoopInInheritence INSTANCE = new LoopInInheritence();
+    
+    /**
+     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
+     * This initialization order is required to support indirect recursion.
+     * 
+     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
+     * 
+     */
+    private static final Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private static final LoopInInheritence.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_a = new PParameter("a", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_a);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "queries.loopInInheritence";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("a");
+    }
+    
+    @Override
+    public List<PParameter> getParameters() {
+      return parameters;
+    }
+    
+    @Override
+    public Set<PBody> doGetContainedBodies() {
+      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
+      Set<PBody> bodies = new LinkedHashSet<>();
+      {
+          PBody body = new PBody(this);
+          PVariable var_a = body.getOrCreateVariableByName("a");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_a, parameter_a)
+          ));
+          //    find directSupertype+(a,a)
+          new BinaryTransitiveClosure(body, Tuples.flatTupleOf(var_a, var_a), DirectSupertype.instance().getInternalQueryRepresentation());
+          bodies.add(body);
+      }
+      {
+          PAnnotation annotation = new PAnnotation("Constraint");
+          annotation.addAttribute("key", Arrays.asList(new Object[] {
+                              new ParameterReference("a")
+                              }));
+          annotation.addAttribute("severity", "error");
+          annotation.addAttribute("message", "error");
+          addAnnotation(annotation);
+      }
+      return bodies;
+    }
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/NonSymmetricOpposite.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/NonSymmetricOpposite.java
new file mode 100644
index 00000000..c98014f5
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/NonSymmetricOpposite.java
@@ -0,0 +1,718 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.apache.log4j.Logger;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.viatra.query.runtime.api.IPatternMatch;
+import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
+import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
+import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
+import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
+import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.PAnnotation;
+import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.ParameterReference;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.NegativePatternCall;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.PositivePatternCall;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
+import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
+import queries.Opposite;
+
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         {@literal @}Constraint(key={a}, severity="error", message="error")
+ *         pattern nonSymmetricOpposite(a:EReference, b:EReference) {
+ *              find opposite(a,b);
+ *              neg find opposite(b,a);
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class NonSymmetricOpposite extends BaseGeneratedEMFQuerySpecification<NonSymmetricOpposite.Matcher> {
+  /**
+   * Pattern-specific match representation of the queries.nonSymmetricOpposite pattern,
+   * to be used in conjunction with {@link Matcher}.
+   * 
+   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
+   * Each instance is a (possibly partial) substitution of pattern parameters,
+   * usable to represent a match of the pattern in the result of a query,
+   * or to specify the bound (fixed) input parameters when issuing a query.
+   * 
+   * @see Matcher
+   * 
+   */
+  public static abstract class Match extends BasePatternMatch {
+    private EReference fA;
+    
+    private EReference fB;
+    
+    private static List<String> parameterNames = makeImmutableList("a", "b");
+    
+    private Match(final EReference pA, final EReference pB) {
+      this.fA = pA;
+      this.fB = pB;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      switch(parameterName) {
+          case "a": return this.fA;
+          case "b": return this.fB;
+          default: return null;
+      }
+    }
+    
+    @Override
+    public Object get(final int index) {
+      switch(index) {
+          case 0: return this.fA;
+          case 1: return this.fB;
+          default: return null;
+      }
+    }
+    
+    public EReference getA() {
+      return this.fA;
+    }
+    
+    public EReference getB() {
+      return this.fB;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("a".equals(parameterName) ) {
+          this.fA = (EReference) newValue;
+          return true;
+      }
+      if ("b".equals(parameterName) ) {
+          this.fB = (EReference) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setA(final EReference pA) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fA = pA;
+    }
+    
+    public void setB(final EReference pB) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fB = pB;
+    }
+    
+    @Override
+    public String patternName() {
+      return "queries.nonSymmetricOpposite";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return NonSymmetricOpposite.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fA, fB};
+    }
+    
+    @Override
+    public NonSymmetricOpposite.Match toImmutable() {
+      return isMutable() ? newMatch(fA, fB) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"a\"=" + prettyPrintValue(fA) + ", ");
+      result.append("\"b\"=" + prettyPrintValue(fB));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fA, fB);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof NonSymmetricOpposite.Match)) {
+          NonSymmetricOpposite.Match other = (NonSymmetricOpposite.Match) obj;
+          return Objects.equals(fA, other.fA) && Objects.equals(fB, other.fB);
+      } else {
+          // this should be infrequent
+          if (!(obj instanceof IPatternMatch)) {
+              return false;
+          }
+          IPatternMatch otherSig  = (IPatternMatch) obj;
+          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
+      }
+    }
+    
+    @Override
+    public NonSymmetricOpposite specification() {
+      return NonSymmetricOpposite.instance();
+    }
+    
+    /**
+     * Returns an empty, mutable match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @return the empty match.
+     * 
+     */
+    public static NonSymmetricOpposite.Match newEmptyMatch() {
+      return new Mutable(null, null);
+    }
+    
+    /**
+     * Returns a mutable (partial) match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static NonSymmetricOpposite.Match newMutableMatch(final EReference pA, final EReference pB) {
+      return new Mutable(pA, pB);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static NonSymmetricOpposite.Match newMatch(final EReference pA, final EReference pB) {
+      return new Immutable(pA, pB);
+    }
+    
+    private static final class Mutable extends NonSymmetricOpposite.Match {
+      Mutable(final EReference pA, final EReference pB) {
+        super(pA, pB);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends NonSymmetricOpposite.Match {
+      Immutable(final EReference pA, final EReference pB) {
+        super(pA, pB);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the queries.nonSymmetricOpposite pattern,
+   * providing pattern-specific query methods.
+   * 
+   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
+   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
+   * 
+   * <p>Matches of the pattern will be represented as {@link Match}.
+   * 
+   * <p>Original source:
+   * <code><pre>
+   * {@literal @}Constraint(key={a}, severity="error", message="error")
+   * pattern nonSymmetricOpposite(a:EReference, b:EReference) {
+   *    find opposite(a,b);
+   *    neg find opposite(b,a);
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see NonSymmetricOpposite
+   * 
+   */
+  public static class Matcher extends BaseMatcher<NonSymmetricOpposite.Match> {
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    public static NonSymmetricOpposite.Matcher on(final ViatraQueryEngine engine) {
+      // check if matcher already exists
+      Matcher matcher = engine.getExistingMatcher(querySpecification());
+      if (matcher == null) {
+          matcher = (Matcher)engine.getMatcher(querySpecification());
+      }
+      return matcher;
+    }
+    
+    /**
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * @return an initialized matcher
+     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
+     * 
+     */
+    public static NonSymmetricOpposite.Matcher create() {
+      return new Matcher();
+    }
+    
+    private static final int POSITION_A = 0;
+    
+    private static final int POSITION_B = 1;
+    
+    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(NonSymmetricOpposite.Matcher.class);
+    
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    private Matcher() {
+      super(querySpecification());
+    }
+    
+    /**
+     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<NonSymmetricOpposite.Match> getAllMatches(final EReference pA, final EReference pB) {
+      return rawStreamAllMatches(new Object[]{pA, pB}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<NonSymmetricOpposite.Match> streamAllMatches(final EReference pA, final EReference pB) {
+      return rawStreamAllMatches(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<NonSymmetricOpposite.Match> getOneArbitraryMatch(final EReference pA, final EReference pB) {
+      return rawGetOneArbitraryMatch(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
+     * under any possible substitution of the unspecified parameters (if any).
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final EReference pA, final EReference pB) {
+      return rawHasMatch(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final EReference pA, final EReference pB) {
+      return rawCountMatches(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @param processor the action that will process the selected match.
+     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
+     * 
+     */
+    public boolean forOneArbitraryMatch(final EReference pA, final EReference pB, final Consumer<? super NonSymmetricOpposite.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pA, pB}, processor);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public NonSymmetricOpposite.Match newMatch(final EReference pA, final EReference pB) {
+      return NonSymmetricOpposite.Match.newMatch(pA, pB);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EReference> rawStreamAllValuesOfa(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_A, parameters).map(EReference.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa(final NonSymmetricOpposite.Match partialMatch) {
+      return rawStreamAllValuesOfa(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa(final EReference pB) {
+      return rawStreamAllValuesOfa(new Object[]{null, pB});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa(final NonSymmetricOpposite.Match partialMatch) {
+      return rawStreamAllValuesOfa(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa(final EReference pB) {
+      return rawStreamAllValuesOfa(new Object[]{null, pB}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EReference> rawStreamAllValuesOfb(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_B, parameters).map(EReference.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfb() {
+      return rawStreamAllValuesOfb(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfb() {
+      return rawStreamAllValuesOfb(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfb(final NonSymmetricOpposite.Match partialMatch) {
+      return rawStreamAllValuesOfb(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfb(final EReference pA) {
+      return rawStreamAllValuesOfb(new Object[]{pA, null});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfb(final NonSymmetricOpposite.Match partialMatch) {
+      return rawStreamAllValuesOfb(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfb(final EReference pA) {
+      return rawStreamAllValuesOfb(new Object[]{pA, null}).collect(Collectors.toSet());
+    }
+    
+    @Override
+    protected NonSymmetricOpposite.Match tupleToMatch(final Tuple t) {
+      try {
+          return NonSymmetricOpposite.Match.newMatch((EReference) t.get(POSITION_A), (EReference) t.get(POSITION_B));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected NonSymmetricOpposite.Match arrayToMatch(final Object[] match) {
+      try {
+          return NonSymmetricOpposite.Match.newMatch((EReference) match[POSITION_A], (EReference) match[POSITION_B]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected NonSymmetricOpposite.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return NonSymmetricOpposite.Match.newMutableMatch((EReference) match[POSITION_A], (EReference) match[POSITION_B]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    /**
+     * @return the singleton instance of the query specification of this pattern
+     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+     * 
+     */
+    public static IQuerySpecification<NonSymmetricOpposite.Matcher> querySpecification() {
+      return NonSymmetricOpposite.instance();
+    }
+  }
+  
+  private NonSymmetricOpposite() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static NonSymmetricOpposite instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected NonSymmetricOpposite.Matcher instantiate(final ViatraQueryEngine engine) {
+    return NonSymmetricOpposite.Matcher.on(engine);
+  }
+  
+  @Override
+  public NonSymmetricOpposite.Matcher instantiate() {
+    return NonSymmetricOpposite.Matcher.create();
+  }
+  
+  @Override
+  public NonSymmetricOpposite.Match newEmptyMatch() {
+    return NonSymmetricOpposite.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public NonSymmetricOpposite.Match newMatch(final Object... parameters) {
+    return NonSymmetricOpposite.Match.newMatch((org.eclipse.emf.ecore.EReference) parameters[0], (org.eclipse.emf.ecore.EReference) parameters[1]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link NonSymmetricOpposite} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link NonSymmetricOpposite#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private static final NonSymmetricOpposite INSTANCE = new NonSymmetricOpposite();
+    
+    /**
+     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
+     * This initialization order is required to support indirect recursion.
+     * 
+     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
+     * 
+     */
+    private static final Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private static final NonSymmetricOpposite.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_a = new PParameter("a", "org.eclipse.emf.ecore.EReference", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EReference")), PParameterDirection.INOUT);
+    
+    private final PParameter parameter_b = new PParameter("b", "org.eclipse.emf.ecore.EReference", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EReference")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_a, parameter_b);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "queries.nonSymmetricOpposite";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("a","b");
+    }
+    
+    @Override
+    public List<PParameter> getParameters() {
+      return parameters;
+    }
+    
+    @Override
+    public Set<PBody> doGetContainedBodies() {
+      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
+      Set<PBody> bodies = new LinkedHashSet<>();
+      {
+          PBody body = new PBody(this);
+          PVariable var_a = body.getOrCreateVariableByName("a");
+          PVariable var_b = body.getOrCreateVariableByName("b");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_b), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_a, parameter_a),
+             new ExportedParameter(body, var_b, parameter_b)
+          ));
+          //    find opposite(a,b)
+          new PositivePatternCall(body, Tuples.flatTupleOf(var_a, var_b), Opposite.instance().getInternalQueryRepresentation());
+          //    neg find opposite(b,a)
+          new NegativePatternCall(body, Tuples.flatTupleOf(var_b, var_a), Opposite.instance().getInternalQueryRepresentation());
+          bodies.add(body);
+      }
+      {
+          PAnnotation annotation = new PAnnotation("Constraint");
+          annotation.addAttribute("key", Arrays.asList(new Object[] {
+                              new ParameterReference("a")
+                              }));
+          annotation.addAttribute("severity", "error");
+          annotation.addAttribute("message", "error");
+          addAnnotation(annotation);
+      }
+      return bodies;
+    }
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/Opposite.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/Opposite.java
new file mode 100644
index 00000000..ab808e10
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/Opposite.java
@@ -0,0 +1,704 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.apache.log4j.Logger;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.viatra.query.runtime.api.IPatternMatch;
+import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
+import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
+import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
+import org.eclipse.viatra.query.runtime.emf.types.EStructuralFeatureInstancesKey;
+import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
+import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
+
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         pattern opposite(a:EReference, b: EReference) {
+ *              EReference.eOpposite(a,b);
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class Opposite extends BaseGeneratedEMFQuerySpecification<Opposite.Matcher> {
+  /**
+   * Pattern-specific match representation of the queries.opposite pattern,
+   * to be used in conjunction with {@link Matcher}.
+   * 
+   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
+   * Each instance is a (possibly partial) substitution of pattern parameters,
+   * usable to represent a match of the pattern in the result of a query,
+   * or to specify the bound (fixed) input parameters when issuing a query.
+   * 
+   * @see Matcher
+   * 
+   */
+  public static abstract class Match extends BasePatternMatch {
+    private EReference fA;
+    
+    private EReference fB;
+    
+    private static List<String> parameterNames = makeImmutableList("a", "b");
+    
+    private Match(final EReference pA, final EReference pB) {
+      this.fA = pA;
+      this.fB = pB;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      switch(parameterName) {
+          case "a": return this.fA;
+          case "b": return this.fB;
+          default: return null;
+      }
+    }
+    
+    @Override
+    public Object get(final int index) {
+      switch(index) {
+          case 0: return this.fA;
+          case 1: return this.fB;
+          default: return null;
+      }
+    }
+    
+    public EReference getA() {
+      return this.fA;
+    }
+    
+    public EReference getB() {
+      return this.fB;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("a".equals(parameterName) ) {
+          this.fA = (EReference) newValue;
+          return true;
+      }
+      if ("b".equals(parameterName) ) {
+          this.fB = (EReference) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setA(final EReference pA) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fA = pA;
+    }
+    
+    public void setB(final EReference pB) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fB = pB;
+    }
+    
+    @Override
+    public String patternName() {
+      return "queries.opposite";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return Opposite.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fA, fB};
+    }
+    
+    @Override
+    public Opposite.Match toImmutable() {
+      return isMutable() ? newMatch(fA, fB) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"a\"=" + prettyPrintValue(fA) + ", ");
+      result.append("\"b\"=" + prettyPrintValue(fB));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fA, fB);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof Opposite.Match)) {
+          Opposite.Match other = (Opposite.Match) obj;
+          return Objects.equals(fA, other.fA) && Objects.equals(fB, other.fB);
+      } else {
+          // this should be infrequent
+          if (!(obj instanceof IPatternMatch)) {
+              return false;
+          }
+          IPatternMatch otherSig  = (IPatternMatch) obj;
+          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
+      }
+    }
+    
+    @Override
+    public Opposite specification() {
+      return Opposite.instance();
+    }
+    
+    /**
+     * Returns an empty, mutable match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @return the empty match.
+     * 
+     */
+    public static Opposite.Match newEmptyMatch() {
+      return new Mutable(null, null);
+    }
+    
+    /**
+     * Returns a mutable (partial) match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static Opposite.Match newMutableMatch(final EReference pA, final EReference pB) {
+      return new Mutable(pA, pB);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static Opposite.Match newMatch(final EReference pA, final EReference pB) {
+      return new Immutable(pA, pB);
+    }
+    
+    private static final class Mutable extends Opposite.Match {
+      Mutable(final EReference pA, final EReference pB) {
+        super(pA, pB);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends Opposite.Match {
+      Immutable(final EReference pA, final EReference pB) {
+        super(pA, pB);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the queries.opposite pattern,
+   * providing pattern-specific query methods.
+   * 
+   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
+   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
+   * 
+   * <p>Matches of the pattern will be represented as {@link Match}.
+   * 
+   * <p>Original source:
+   * <code><pre>
+   * pattern opposite(a:EReference, b: EReference) {
+   *    EReference.eOpposite(a,b);
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see Opposite
+   * 
+   */
+  public static class Matcher extends BaseMatcher<Opposite.Match> {
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    public static Opposite.Matcher on(final ViatraQueryEngine engine) {
+      // check if matcher already exists
+      Matcher matcher = engine.getExistingMatcher(querySpecification());
+      if (matcher == null) {
+          matcher = (Matcher)engine.getMatcher(querySpecification());
+      }
+      return matcher;
+    }
+    
+    /**
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * @return an initialized matcher
+     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
+     * 
+     */
+    public static Opposite.Matcher create() {
+      return new Matcher();
+    }
+    
+    private static final int POSITION_A = 0;
+    
+    private static final int POSITION_B = 1;
+    
+    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(Opposite.Matcher.class);
+    
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    private Matcher() {
+      super(querySpecification());
+    }
+    
+    /**
+     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<Opposite.Match> getAllMatches(final EReference pA, final EReference pB) {
+      return rawStreamAllMatches(new Object[]{pA, pB}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<Opposite.Match> streamAllMatches(final EReference pA, final EReference pB) {
+      return rawStreamAllMatches(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<Opposite.Match> getOneArbitraryMatch(final EReference pA, final EReference pB) {
+      return rawGetOneArbitraryMatch(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
+     * under any possible substitution of the unspecified parameters (if any).
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final EReference pA, final EReference pB) {
+      return rawHasMatch(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final EReference pA, final EReference pB) {
+      return rawCountMatches(new Object[]{pA, pB});
+    }
+    
+    /**
+     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @param processor the action that will process the selected match.
+     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
+     * 
+     */
+    public boolean forOneArbitraryMatch(final EReference pA, final EReference pB, final Consumer<? super Opposite.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pA, pB}, processor);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param pB the fixed value of pattern parameter b, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public Opposite.Match newMatch(final EReference pA, final EReference pB) {
+      return Opposite.Match.newMatch(pA, pB);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EReference> rawStreamAllValuesOfa(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_A, parameters).map(EReference.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa(final Opposite.Match partialMatch) {
+      return rawStreamAllValuesOfa(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa(final EReference pB) {
+      return rawStreamAllValuesOfa(new Object[]{null, pB});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa(final Opposite.Match partialMatch) {
+      return rawStreamAllValuesOfa(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa(final EReference pB) {
+      return rawStreamAllValuesOfa(new Object[]{null, pB}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EReference> rawStreamAllValuesOfb(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_B, parameters).map(EReference.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfb() {
+      return rawStreamAllValuesOfb(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfb() {
+      return rawStreamAllValuesOfb(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfb(final Opposite.Match partialMatch) {
+      return rawStreamAllValuesOfb(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfb(final EReference pA) {
+      return rawStreamAllValuesOfb(new Object[]{pA, null});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfb(final Opposite.Match partialMatch) {
+      return rawStreamAllValuesOfb(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for b.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfb(final EReference pA) {
+      return rawStreamAllValuesOfb(new Object[]{pA, null}).collect(Collectors.toSet());
+    }
+    
+    @Override
+    protected Opposite.Match tupleToMatch(final Tuple t) {
+      try {
+          return Opposite.Match.newMatch((EReference) t.get(POSITION_A), (EReference) t.get(POSITION_B));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected Opposite.Match arrayToMatch(final Object[] match) {
+      try {
+          return Opposite.Match.newMatch((EReference) match[POSITION_A], (EReference) match[POSITION_B]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected Opposite.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return Opposite.Match.newMutableMatch((EReference) match[POSITION_A], (EReference) match[POSITION_B]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    /**
+     * @return the singleton instance of the query specification of this pattern
+     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+     * 
+     */
+    public static IQuerySpecification<Opposite.Matcher> querySpecification() {
+      return Opposite.instance();
+    }
+  }
+  
+  private Opposite() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static Opposite instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected Opposite.Matcher instantiate(final ViatraQueryEngine engine) {
+    return Opposite.Matcher.on(engine);
+  }
+  
+  @Override
+  public Opposite.Matcher instantiate() {
+    return Opposite.Matcher.create();
+  }
+  
+  @Override
+  public Opposite.Match newEmptyMatch() {
+    return Opposite.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public Opposite.Match newMatch(final Object... parameters) {
+    return Opposite.Match.newMatch((org.eclipse.emf.ecore.EReference) parameters[0], (org.eclipse.emf.ecore.EReference) parameters[1]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link Opposite} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link Opposite#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private static final Opposite INSTANCE = new Opposite();
+    
+    /**
+     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
+     * This initialization order is required to support indirect recursion.
+     * 
+     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
+     * 
+     */
+    private static final Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private static final Opposite.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_a = new PParameter("a", "org.eclipse.emf.ecore.EReference", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EReference")), PParameterDirection.INOUT);
+    
+    private final PParameter parameter_b = new PParameter("b", "org.eclipse.emf.ecore.EReference", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EReference")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_a, parameter_b);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "queries.opposite";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("a","b");
+    }
+    
+    @Override
+    public List<PParameter> getParameters() {
+      return parameters;
+    }
+    
+    @Override
+    public Set<PBody> doGetContainedBodies() {
+      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
+      Set<PBody> bodies = new LinkedHashSet<>();
+      {
+          PBody body = new PBody(this);
+          PVariable var_a = body.getOrCreateVariableByName("a");
+          PVariable var_b = body.getOrCreateVariableByName("b");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_b), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_a, parameter_a),
+             new ExportedParameter(body, var_b, parameter_b)
+          ));
+          //    EReference.eOpposite(a,b)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference", "eOpposite")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          new Equality(body, var__virtual_0_, var_b);
+          bodies.add(body);
+      }
+      return bodies;
+    }
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/OppositeDifferentClass.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/OppositeDifferentClass.java
new file mode 100644
index 00000000..ff46566d
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/OppositeDifferentClass.java
@@ -0,0 +1,587 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.apache.log4j.Logger;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.viatra.query.runtime.api.IPatternMatch;
+import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
+import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
+import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
+import org.eclipse.viatra.query.runtime.emf.types.EStructuralFeatureInstancesKey;
+import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
+import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.PAnnotation;
+import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.ParameterReference;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Inequality;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
+import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
+
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         {@literal @}Constraint(key={a}, severity="error", message="error")
+ *         pattern oppositeDifferentClass(a:EReference) {
+ *              EReference.eOpposite(a,b);
+ *              EReference.eContainingClass(a,aContaining);
+ *              EReference.eType(b,bTarget);
+ *              aContaining != bTarget;
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class OppositeDifferentClass extends BaseGeneratedEMFQuerySpecification<OppositeDifferentClass.Matcher> {
+  /**
+   * Pattern-specific match representation of the queries.oppositeDifferentClass pattern,
+   * to be used in conjunction with {@link Matcher}.
+   * 
+   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
+   * Each instance is a (possibly partial) substitution of pattern parameters,
+   * usable to represent a match of the pattern in the result of a query,
+   * or to specify the bound (fixed) input parameters when issuing a query.
+   * 
+   * @see Matcher
+   * 
+   */
+  public static abstract class Match extends BasePatternMatch {
+    private EReference fA;
+    
+    private static List<String> parameterNames = makeImmutableList("a");
+    
+    private Match(final EReference pA) {
+      this.fA = pA;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      switch(parameterName) {
+          case "a": return this.fA;
+          default: return null;
+      }
+    }
+    
+    @Override
+    public Object get(final int index) {
+      switch(index) {
+          case 0: return this.fA;
+          default: return null;
+      }
+    }
+    
+    public EReference getA() {
+      return this.fA;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("a".equals(parameterName) ) {
+          this.fA = (EReference) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setA(final EReference pA) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fA = pA;
+    }
+    
+    @Override
+    public String patternName() {
+      return "queries.oppositeDifferentClass";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return OppositeDifferentClass.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fA};
+    }
+    
+    @Override
+    public OppositeDifferentClass.Match toImmutable() {
+      return isMutable() ? newMatch(fA) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"a\"=" + prettyPrintValue(fA));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fA);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof OppositeDifferentClass.Match)) {
+          OppositeDifferentClass.Match other = (OppositeDifferentClass.Match) obj;
+          return Objects.equals(fA, other.fA);
+      } else {
+          // this should be infrequent
+          if (!(obj instanceof IPatternMatch)) {
+              return false;
+          }
+          IPatternMatch otherSig  = (IPatternMatch) obj;
+          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
+      }
+    }
+    
+    @Override
+    public OppositeDifferentClass specification() {
+      return OppositeDifferentClass.instance();
+    }
+    
+    /**
+     * Returns an empty, mutable match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @return the empty match.
+     * 
+     */
+    public static OppositeDifferentClass.Match newEmptyMatch() {
+      return new Mutable(null);
+    }
+    
+    /**
+     * Returns a mutable (partial) match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static OppositeDifferentClass.Match newMutableMatch(final EReference pA) {
+      return new Mutable(pA);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static OppositeDifferentClass.Match newMatch(final EReference pA) {
+      return new Immutable(pA);
+    }
+    
+    private static final class Mutable extends OppositeDifferentClass.Match {
+      Mutable(final EReference pA) {
+        super(pA);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends OppositeDifferentClass.Match {
+      Immutable(final EReference pA) {
+        super(pA);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the queries.oppositeDifferentClass pattern,
+   * providing pattern-specific query methods.
+   * 
+   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
+   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
+   * 
+   * <p>Matches of the pattern will be represented as {@link Match}.
+   * 
+   * <p>Original source:
+   * <code><pre>
+   * {@literal @}Constraint(key={a}, severity="error", message="error")
+   * pattern oppositeDifferentClass(a:EReference) {
+   *    EReference.eOpposite(a,b);
+   *    EReference.eContainingClass(a,aContaining);
+   *    EReference.eType(b,bTarget);
+   *    aContaining != bTarget;
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see OppositeDifferentClass
+   * 
+   */
+  public static class Matcher extends BaseMatcher<OppositeDifferentClass.Match> {
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    public static OppositeDifferentClass.Matcher on(final ViatraQueryEngine engine) {
+      // check if matcher already exists
+      Matcher matcher = engine.getExistingMatcher(querySpecification());
+      if (matcher == null) {
+          matcher = (Matcher)engine.getMatcher(querySpecification());
+      }
+      return matcher;
+    }
+    
+    /**
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * @return an initialized matcher
+     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
+     * 
+     */
+    public static OppositeDifferentClass.Matcher create() {
+      return new Matcher();
+    }
+    
+    private static final int POSITION_A = 0;
+    
+    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(OppositeDifferentClass.Matcher.class);
+    
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    private Matcher() {
+      super(querySpecification());
+    }
+    
+    /**
+     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<OppositeDifferentClass.Match> getAllMatches(final EReference pA) {
+      return rawStreamAllMatches(new Object[]{pA}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<OppositeDifferentClass.Match> streamAllMatches(final EReference pA) {
+      return rawStreamAllMatches(new Object[]{pA});
+    }
+    
+    /**
+     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<OppositeDifferentClass.Match> getOneArbitraryMatch(final EReference pA) {
+      return rawGetOneArbitraryMatch(new Object[]{pA});
+    }
+    
+    /**
+     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
+     * under any possible substitution of the unspecified parameters (if any).
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final EReference pA) {
+      return rawHasMatch(new Object[]{pA});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final EReference pA) {
+      return rawCountMatches(new Object[]{pA});
+    }
+    
+    /**
+     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @param processor the action that will process the selected match.
+     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
+     * 
+     */
+    public boolean forOneArbitraryMatch(final EReference pA, final Consumer<? super OppositeDifferentClass.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pA}, processor);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pA the fixed value of pattern parameter a, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public OppositeDifferentClass.Match newMatch(final EReference pA) {
+      return OppositeDifferentClass.Match.newMatch(pA);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EReference> rawStreamAllValuesOfa(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_A, parameters).map(EReference.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EReference> getAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for a.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EReference> streamAllValuesOfa() {
+      return rawStreamAllValuesOfa(emptyArray());
+    }
+    
+    @Override
+    protected OppositeDifferentClass.Match tupleToMatch(final Tuple t) {
+      try {
+          return OppositeDifferentClass.Match.newMatch((EReference) t.get(POSITION_A));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected OppositeDifferentClass.Match arrayToMatch(final Object[] match) {
+      try {
+          return OppositeDifferentClass.Match.newMatch((EReference) match[POSITION_A]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected OppositeDifferentClass.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return OppositeDifferentClass.Match.newMutableMatch((EReference) match[POSITION_A]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    /**
+     * @return the singleton instance of the query specification of this pattern
+     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+     * 
+     */
+    public static IQuerySpecification<OppositeDifferentClass.Matcher> querySpecification() {
+      return OppositeDifferentClass.instance();
+    }
+  }
+  
+  private OppositeDifferentClass() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static OppositeDifferentClass instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected OppositeDifferentClass.Matcher instantiate(final ViatraQueryEngine engine) {
+    return OppositeDifferentClass.Matcher.on(engine);
+  }
+  
+  @Override
+  public OppositeDifferentClass.Matcher instantiate() {
+    return OppositeDifferentClass.Matcher.create();
+  }
+  
+  @Override
+  public OppositeDifferentClass.Match newEmptyMatch() {
+    return OppositeDifferentClass.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public OppositeDifferentClass.Match newMatch(final Object... parameters) {
+    return OppositeDifferentClass.Match.newMatch((org.eclipse.emf.ecore.EReference) parameters[0]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link OppositeDifferentClass} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link OppositeDifferentClass#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private static final OppositeDifferentClass INSTANCE = new OppositeDifferentClass();
+    
+    /**
+     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
+     * This initialization order is required to support indirect recursion.
+     * 
+     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
+     * 
+     */
+    private static final Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private static final OppositeDifferentClass.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_a = new PParameter("a", "org.eclipse.emf.ecore.EReference", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EReference")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_a);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "queries.oppositeDifferentClass";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("a");
+    }
+    
+    @Override
+    public List<PParameter> getParameters() {
+      return parameters;
+    }
+    
+    @Override
+    public Set<PBody> doGetContainedBodies() {
+      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
+      Set<PBody> bodies = new LinkedHashSet<>();
+      {
+          PBody body = new PBody(this);
+          PVariable var_a = body.getOrCreateVariableByName("a");
+          PVariable var_b = body.getOrCreateVariableByName("b");
+          PVariable var_aContaining = body.getOrCreateVariableByName("aContaining");
+          PVariable var_bTarget = body.getOrCreateVariableByName("bTarget");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_a, parameter_a)
+          ));
+          //    EReference.eOpposite(a,b)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference", "eOpposite")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          new Equality(body, var__virtual_0_, var_b);
+          //    EReference.eContainingClass(a,aContaining)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_a, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "EStructuralFeature", "eContainingClass")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          new Equality(body, var__virtual_1_, var_aContaining);
+          //    EReference.eType(b,bTarget)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_b), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EReference")));
+          PVariable var__virtual_2_ = body.getOrCreateVariableByName(".virtual{2}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_b, var__virtual_2_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "ETypedElement", "eType")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_2_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClassifier")));
+          new Equality(body, var__virtual_2_, var_bTarget);
+          //    aContaining != bTarget
+          new Inequality(body, var_aContaining, var_bTarget);
+          bodies.add(body);
+      }
+      {
+          PAnnotation annotation = new PAnnotation("Constraint");
+          annotation.addAttribute("key", Arrays.asList(new Object[] {
+                              new ParameterReference("a")
+                              }));
+          annotation.addAttribute("severity", "error");
+          annotation.addAttribute("message", "error");
+          addAnnotation(annotation);
+      }
+      return bodies;
+    }
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/SuperTypes.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/SuperTypes.java
new file mode 100644
index 00000000..4bf7a455
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src-gen/queries/SuperTypes.java
@@ -0,0 +1,703 @@
+/**
+ * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql
+ */
+package queries;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+import org.apache.log4j.Logger;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.viatra.query.runtime.api.IPatternMatch;
+import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
+import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
+import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
+import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
+import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
+import org.eclipse.viatra.query.runtime.emf.types.EStructuralFeatureInstancesKey;
+import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
+import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
+import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
+import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
+import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
+
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         pattern superTypes(c1:EClass, c2:EClass){
+ *              EClass.eSuperTypes(c1,c2);
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class SuperTypes extends BaseGeneratedEMFQuerySpecification<SuperTypes.Matcher> {
+  /**
+   * Pattern-specific match representation of the queries.superTypes pattern,
+   * to be used in conjunction with {@link Matcher}.
+   * 
+   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
+   * Each instance is a (possibly partial) substitution of pattern parameters,
+   * usable to represent a match of the pattern in the result of a query,
+   * or to specify the bound (fixed) input parameters when issuing a query.
+   * 
+   * @see Matcher
+   * 
+   */
+  public static abstract class Match extends BasePatternMatch {
+    private EClass fC1;
+    
+    private EClass fC2;
+    
+    private static List<String> parameterNames = makeImmutableList("c1", "c2");
+    
+    private Match(final EClass pC1, final EClass pC2) {
+      this.fC1 = pC1;
+      this.fC2 = pC2;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      switch(parameterName) {
+          case "c1": return this.fC1;
+          case "c2": return this.fC2;
+          default: return null;
+      }
+    }
+    
+    @Override
+    public Object get(final int index) {
+      switch(index) {
+          case 0: return this.fC1;
+          case 1: return this.fC2;
+          default: return null;
+      }
+    }
+    
+    public EClass getC1() {
+      return this.fC1;
+    }
+    
+    public EClass getC2() {
+      return this.fC2;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("c1".equals(parameterName) ) {
+          this.fC1 = (EClass) newValue;
+          return true;
+      }
+      if ("c2".equals(parameterName) ) {
+          this.fC2 = (EClass) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setC1(final EClass pC1) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fC1 = pC1;
+    }
+    
+    public void setC2(final EClass pC2) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fC2 = pC2;
+    }
+    
+    @Override
+    public String patternName() {
+      return "queries.superTypes";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return SuperTypes.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fC1, fC2};
+    }
+    
+    @Override
+    public SuperTypes.Match toImmutable() {
+      return isMutable() ? newMatch(fC1, fC2) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"c1\"=" + prettyPrintValue(fC1) + ", ");
+      result.append("\"c2\"=" + prettyPrintValue(fC2));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fC1, fC2);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof SuperTypes.Match)) {
+          SuperTypes.Match other = (SuperTypes.Match) obj;
+          return Objects.equals(fC1, other.fC1) && Objects.equals(fC2, other.fC2);
+      } else {
+          // this should be infrequent
+          if (!(obj instanceof IPatternMatch)) {
+              return false;
+          }
+          IPatternMatch otherSig  = (IPatternMatch) obj;
+          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
+      }
+    }
+    
+    @Override
+    public SuperTypes specification() {
+      return SuperTypes.instance();
+    }
+    
+    /**
+     * Returns an empty, mutable match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @return the empty match.
+     * 
+     */
+    public static SuperTypes.Match newEmptyMatch() {
+      return new Mutable(null, null);
+    }
+    
+    /**
+     * Returns a mutable (partial) match.
+     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
+     * 
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static SuperTypes.Match newMutableMatch(final EClass pC1, final EClass pC2) {
+      return new Mutable(pC1, pC2);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static SuperTypes.Match newMatch(final EClass pC1, final EClass pC2) {
+      return new Immutable(pC1, pC2);
+    }
+    
+    private static final class Mutable extends SuperTypes.Match {
+      Mutable(final EClass pC1, final EClass pC2) {
+        super(pC1, pC2);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends SuperTypes.Match {
+      Immutable(final EClass pC1, final EClass pC2) {
+        super(pC1, pC2);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the queries.superTypes pattern,
+   * providing pattern-specific query methods.
+   * 
+   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
+   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
+   * 
+   * <p>Matches of the pattern will be represented as {@link Match}.
+   * 
+   * <p>Original source:
+   * <code><pre>
+   * pattern superTypes(c1:EClass, c2:EClass){
+   *    EClass.eSuperTypes(c1,c2);
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see SuperTypes
+   * 
+   */
+  public static class Matcher extends BaseMatcher<SuperTypes.Match> {
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    public static SuperTypes.Matcher on(final ViatraQueryEngine engine) {
+      // check if matcher already exists
+      Matcher matcher = engine.getExistingMatcher(querySpecification());
+      if (matcher == null) {
+          matcher = (Matcher)engine.getMatcher(querySpecification());
+      }
+      return matcher;
+    }
+    
+    /**
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * @return an initialized matcher
+     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
+     * 
+     */
+    public static SuperTypes.Matcher create() {
+      return new Matcher();
+    }
+    
+    private static final int POSITION_C1 = 0;
+    
+    private static final int POSITION_C2 = 1;
+    
+    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(SuperTypes.Matcher.class);
+    
+    /**
+     * Initializes the pattern matcher within an existing VIATRA Query engine.
+     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
+     * 
+     * @param engine the existing VIATRA Query engine in which this matcher will be created.
+     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
+     * 
+     */
+    private Matcher() {
+      super(querySpecification());
+    }
+    
+    /**
+     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<SuperTypes.Match> getAllMatches(final EClass pC1, final EClass pC2) {
+      return rawStreamAllMatches(new Object[]{pC1, pC2}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<SuperTypes.Match> streamAllMatches(final EClass pC1, final EClass pC2) {
+      return rawStreamAllMatches(new Object[]{pC1, pC2});
+    }
+    
+    /**
+     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<SuperTypes.Match> getOneArbitraryMatch(final EClass pC1, final EClass pC2) {
+      return rawGetOneArbitraryMatch(new Object[]{pC1, pC2});
+    }
+    
+    /**
+     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
+     * under any possible substitution of the unspecified parameters (if any).
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final EClass pC1, final EClass pC2) {
+      return rawHasMatch(new Object[]{pC1, pC2});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final EClass pC1, final EClass pC2) {
+      return rawCountMatches(new Object[]{pC1, pC2});
+    }
+    
+    /**
+     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
+     * Neither determinism nor randomness of selection is guaranteed.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @param processor the action that will process the selected match.
+     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
+     * 
+     */
+    public boolean forOneArbitraryMatch(final EClass pC1, final EClass pC2, final Consumer<? super SuperTypes.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pC1, pC2}, processor);
+    }
+    
+    /**
+     * Returns a new (partial) match.
+     * This can be used e.g. to call the matcher with a partial match.
+     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
+     * @param pC1 the fixed value of pattern parameter c1, or null if not bound.
+     * @param pC2 the fixed value of pattern parameter c2, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public SuperTypes.Match newMatch(final EClass pC1, final EClass pC2) {
+      return SuperTypes.Match.newMatch(pC1, pC2);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EClass> rawStreamAllValuesOfc1(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_C1, parameters).map(EClass.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfc1() {
+      return rawStreamAllValuesOfc1(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfc1() {
+      return rawStreamAllValuesOfc1(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfc1(final SuperTypes.Match partialMatch) {
+      return rawStreamAllValuesOfc1(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfc1(final EClass pC2) {
+      return rawStreamAllValuesOfc1(new Object[]{null, pC2});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfc1(final SuperTypes.Match partialMatch) {
+      return rawStreamAllValuesOfc1(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfc1(final EClass pC2) {
+      return rawStreamAllValuesOfc1(new Object[]{null, pC2}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<EClass> rawStreamAllValuesOfc2(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_C2, parameters).map(EClass.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfc2() {
+      return rawStreamAllValuesOfc2(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfc2() {
+      return rawStreamAllValuesOfc2(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfc2(final SuperTypes.Match partialMatch) {
+      return rawStreamAllValuesOfc2(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * </p>
+     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
+     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
+     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
+     *      
+     * @return the Stream of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<EClass> streamAllValuesOfc2(final EClass pC1) {
+      return rawStreamAllValuesOfc2(new Object[]{pC1, null});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfc2(final SuperTypes.Match partialMatch) {
+      return rawStreamAllValuesOfc2(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for c2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<EClass> getAllValuesOfc2(final EClass pC1) {
+      return rawStreamAllValuesOfc2(new Object[]{pC1, null}).collect(Collectors.toSet());
+    }
+    
+    @Override
+    protected SuperTypes.Match tupleToMatch(final Tuple t) {
+      try {
+          return SuperTypes.Match.newMatch((EClass) t.get(POSITION_C1), (EClass) t.get(POSITION_C2));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected SuperTypes.Match arrayToMatch(final Object[] match) {
+      try {
+          return SuperTypes.Match.newMatch((EClass) match[POSITION_C1], (EClass) match[POSITION_C2]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected SuperTypes.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return SuperTypes.Match.newMutableMatch((EClass) match[POSITION_C1], (EClass) match[POSITION_C2]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    /**
+     * @return the singleton instance of the query specification of this pattern
+     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+     * 
+     */
+    public static IQuerySpecification<SuperTypes.Matcher> querySpecification() {
+      return SuperTypes.instance();
+    }
+  }
+  
+  private SuperTypes() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static SuperTypes instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected SuperTypes.Matcher instantiate(final ViatraQueryEngine engine) {
+    return SuperTypes.Matcher.on(engine);
+  }
+  
+  @Override
+  public SuperTypes.Matcher instantiate() {
+    return SuperTypes.Matcher.create();
+  }
+  
+  @Override
+  public SuperTypes.Match newEmptyMatch() {
+    return SuperTypes.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public SuperTypes.Match newMatch(final Object... parameters) {
+    return SuperTypes.Match.newMatch((org.eclipse.emf.ecore.EClass) parameters[0], (org.eclipse.emf.ecore.EClass) parameters[1]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link SuperTypes} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link SuperTypes#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private static final SuperTypes INSTANCE = new SuperTypes();
+    
+    /**
+     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
+     * This initialization order is required to support indirect recursion.
+     * 
+     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
+     * 
+     */
+    private static final Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private static final SuperTypes.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_c1 = new PParameter("c1", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT);
+    
+    private final PParameter parameter_c2 = new PParameter("c2", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_c1, parameter_c2);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "queries.superTypes";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("c1","c2");
+    }
+    
+    @Override
+    public List<PParameter> getParameters() {
+      return parameters;
+    }
+    
+    @Override
+    public Set<PBody> doGetContainedBodies() {
+      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
+      Set<PBody> bodies = new LinkedHashSet<>();
+      {
+          PBody body = new PBody(this);
+          PVariable var_c1 = body.getOrCreateVariableByName("c1");
+          PVariable var_c2 = body.getOrCreateVariableByName("c2");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_c1), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_c2), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_c1, parameter_c1),
+             new ExportedParameter(body, var_c2, parameter_c2)
+          ));
+          //    EClass.eSuperTypes(c1,c2)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_c1), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_c1, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass", "eSuperTypes")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass")));
+          new Equality(body, var__virtual_0_, var_c2);
+          bodies.add(body);
+      }
+      return bodies;
+    }
+  }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql
new file mode 100644
index 00000000..3e7fc68c
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/plugin/Queries.vql
@@ -0,0 +1,54 @@
+package ca.mcgill.ecse.socialnetwork.plugin
+
+import epackage "http://ecse.mcgill.ca/socialnetwork"
+
+//@Constraint(message="terminatorAndInformation", severity="error", key={T})
+//pattern terminatorAndInformation(T : FAMTerminator, I : InformationLink) = {
+//      FunctionalOutput.outgoingLinks(Out,I);
+//      FunctionalOutput.terminator(Out,T);
+//} or {
+//      InformationLink.to(I,In);
+//      FunctionalInput.terminator(In,T);
+//}
+
+@Constraint(message="singleFriendship", severity="error", key={p1})
+pattern singleFriendship(p1: Person) {
+        find friendship(p1, p);
+        neg find friendship(p, p1);
+}
+
+//@Constraint(message="cycle", severity="error", key={p})
+//pattern cycleInParenthood(p: Person) {
+//      find isAncestor(p, p);
+//}
+
+@Constraint(message="noFriend", severity="error", key={p})
+pattern noFriend(p: Person){
+        neg find friendship(p, _);
+}
+
+//@Constraint(message="brothhoodParent", severity="error", key={p1,p2})
+//pattern brothhoodParent(p1: Person, p2: Person){
+//      Person.parents(p1, parent1);
+//      Person.parents(p2, parent2);
+//      parent1 == parent2;
+//      find isAncestor(p1, p2);
+//}
+@Constraint(message="selfFriend", severity="error", key={p})
+pattern selfFriend(p: Person){
+        Person.friends(p,p);
+}
+
+pattern friendship(p1: Person, p2: Person){
+        Person.friends(p1,p2);
+}
+
+//pattern isAncestor(person : Person, ancestor : Person){
+//      Person.parents(person, ancestor);
+//} or {
+//      Person.parents(person, parent);
+//      find isAncestor(parent, ancestor);
+//}
+
+
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Main.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Main.java
new file mode 100644
index 00000000..e4e5b61f
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Main.java
@@ -0,0 +1,203 @@
+package ca.mcgill.ecse.socialnetwork.runner;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.PrintStream;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.Scanner;
+
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.app.Domain;
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.distance.KSDistance;
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.graph.EMFGraph;
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.io.CsvFileWriter;
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.io.GraphReader;
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.io.RepMetricsReader;
+import ca.mcgill.ecse.dslreasoner.realistic.metrics.calculator.metrics.MetricSampleGroup;
+import hu.bme.mit.inf.dslreasoner.application.execution.StandaloneScriptExecutor;
+import hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph.yakindumm.YakindummPackage;
+import socialnetwork.Person;
+
+public class Main {
+        
+        private static String runWithPath(String path) {
+                String message = StandaloneScriptExecutor.executeScript(path);
+                return message;
+        }
+        
+        private static String configFolder = "yakinduum/config22/";
+        private static String configFileName = configFolder + "info_old_metric.csv";
+        private static String aggregateViolationMeasureFileName = configFolder + "aggregateInfo.csv";
+        private static String fileReadFolder = "output/Ecore_100/";
+        
+        public static void main(String args[]) {
+                String ecoreFile = args[0];
+                System.out.println("Generation Started");
+                
+                System.out.println(System.getProperty("java.library.path"));
+                
+                long begin = System.currentTimeMillis();
+                String message = runWithPath(ecoreFile);
+                long elapsed = System.currentTimeMillis() - begin;
+                
+                if(message != null) {
+                        System.out.println(message);
+                        return;
+                }
+//              ArrayList<ArrayList<String>> output = new ArrayList<ArrayList<String>>();
+//              String time = formatTime(elapsed);
+//              ArrayList<String> infoOutput = new ArrayList<String>();
+//              infoOutput.add(time);
+//              output.add(infoOutput);
+//              System.out.println(time);
+//              CsvFileWriter.write(output, configFileName);
+//              
+//              
+//              output = new ArrayList<ArrayList<String>>();
+//              output.add(prepareInfo());
+//              CsvFileWriter.append(output, configFileName);
+//              
+//              for(int i = 0; i < 50; i++) {
+//                      generateModel(i+1);
+//              }
+//              aggregateViolationMeasure(50);
+                System.out.println("Finished");
+        }
+
+//      public static void generateModel(int run) {
+//              String filename = run+"_1.xmi";
+//              //prepare initial info
+//              ArrayList<ArrayList<String>> output = new ArrayList<ArrayList<String>>();
+//              ArrayList<String> infoOutput = new ArrayList<String>();
+//              infoOutput.add(run+ "");
+//              infoOutput.addAll(calculateMetric(run));
+//
+//              YakinduumModel model = new YakinduumModel(fileReadFolder +"run" +run + "/" + filename);
+//              int violationCount = ViolationCheck.calculateViolationCounts(model.yakinduum);
+//              infoOutput.add(violationCount + "");
+//
+//              
+//              
+//              //save model to another directory
+//              model.save(configFolder + run + ".xmi");
+//              output.add(infoOutput);
+//              CsvFileWriter.append(output, configFileName);
+//      }
+//      
+//      public static void singleModelViolationMeasure(int run) {
+//              String filename = run+"_1.xmi";
+//              //prepare initial info
+//              ArrayList<ArrayList<String>> output = new ArrayList<ArrayList<String>>();
+//              ArrayList<String> infoOutput = new ArrayList<String>();
+//              infoOutput.add(run+ "");
+//
+//              YakinduumModel model = new YakinduumModel(fileReadFolder+"/run"+run+"/"+ filename);
+//              
+//              //parse map of violation counts to two list and add them to the result list 
+//              Map<String, Integer> map = ViolationCheck.violationMaps(model.yakinduum);
+//              ArrayList<String> counts = new ArrayList<String>();
+//              ArrayList<String> violationNames = new ArrayList<String>(map.keySet());
+//              for(int i = 0; i < violationNames.size(); i++) {
+//                      String name = violationNames.get(i);
+//                      int total = map.get(name);
+//                      counts.add(total + "");
+//              }
+//              output.add(infoOutput);
+//              output.add(violationNames);
+//              output.add(counts);
+//              
+//              CsvFileWriter.append(output, configFileName);
+//      }
+//      
+//      public static void aggregateViolationMeasure(int size) {
+//              ArrayList<ArrayList<String>> output = new ArrayList<ArrayList<String>>();
+//              ArrayList<String> counts = new ArrayList<String>();
+//              ArrayList<String> violationNames = null;
+//              for(int run = 1; run < size+1; run++) {
+//                      String filename = run+"_1.xmi";
+//                      YakinduumModel model = new YakinduumModel(fileReadFolder+"/run"+run+"/"+ filename);
+//
+//                      Map<String, Integer> map = ViolationCheck.violationMaps(model.yakinduum);
+//                      if(run == 1) {
+//                              violationNames = new ArrayList<String>(map.keySet());
+//                              for(int i = 0; i < violationNames.size(); i++) {
+//                                      String name = violationNames.get(i);
+//                                      int total = map.get(name);
+//                                      counts.add(total + "");
+//                              }
+//                      }else {
+//                              for(int i = 0; i < violationNames.size(); i++) {
+//                                      int count = Integer.parseInt(counts.get(i));
+//                                      String name = violationNames.get(i);
+//                                      int total = count + map.get(name);
+//                                      counts.set(i, total + "");
+//                              }
+//                      }
+//              }
+//              
+//              for(int i = 0; i < counts.size(); i++) {
+//                      double count = Integer.parseInt(counts.get(i)) / (double) size;
+//                      counts.set(i, count + "");
+//              }
+//              
+//              output.add(violationNames);
+//              output.add(counts);
+//              CsvFileWriter.write(output, aggregateViolationMeasureFileName);
+//      }
+//      
+        public static ArrayList<String> calculateMetric(int run) {
+                //read model and metric
+                ArrayList<String> output = new ArrayList<String>();
+                GraphReader reader = new GraphReader(YakindummPackage.eINSTANCE, ".xmi");
+                EMFGraph graph = reader.readModel(fileReadFolder+"/run"+run, run + "_1.xmi");
+                MetricSampleGroup metrics = RepMetricsReader.read(Domain.Yakindumm);
+                //KS distance
+                KSDistance ks = new KSDistance(metrics);
+                
+                //calculate and put metric data to output array
+                MetricSampleGroup samples = graph.evaluateAllMetricsToSamples();
+                output.add(graph.getStatistic().getAllNodes().size() + "");
+                output.add(ks.outDegreeDistance(samples.outDegreeSamples) + "");
+                output.add(ks.naDistance(samples.naSamples)+ "");
+                output.add(ks.mpcDistance(samples.mpcSamples) + "");
+                output.add(ks.typedOutDegreeDistance(samples.typedOutDegreeSamples) + "");
+                return output;
+        }
+        
+        public static ArrayList<String> prepareInfo() {
+                ArrayList<String> info = new ArrayList<String>();
+                info.add("ID");
+                info.add("# of Nodes");
+                info.add("Out Degree");
+                info.add("Node Activity");
+                info.add("MPC");
+                info.add("Typed Out Degree");
+                info.add("Violations");
+                return info;
+        }
+        
+        public static String formatTime(long time) {
+                long mili = time % 1000;
+                long second = (time / 1000) % 60;
+                long minute = (time / (1000 * 60));
+                return String.format("%d : %d.%d", minute, second, mili);
+        }
+        
+        public static void statistics() {
+                String uri = "output/1.xmi";
+                SocialNetworkModel socialNetwork = new SocialNetworkModel(uri);
+                System.out.println(socialNetwork.getPersons().size());
+                
+                File file = new File("model/statistics/output.txt");
+                try {
+                        @SuppressWarnings("resource")
+                        PrintStream out = new PrintStream(file);
+                        for(Person p : socialNetwork.getPersons()) {
+                                out.println(p.getFriends().size());
+                        }
+                } catch (FileNotFoundException e) {
+                        e.printStackTrace();
+                }
+                System.out.println("Output Finished");
+        }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Persisitence.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Persisitence.java
new file mode 100644
index 00000000..3ebede25
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/Persisitence.java
@@ -0,0 +1,63 @@
+package ca.mcgill.ecse.socialnetwork.runner;
+import java.io.IOException;
+import java.util.Collections;
+import java.util.Map;
+
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.emf.ecore.resource.ResourceSet;
+import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
+import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
+
+public class Persisitence<G extends EObject> {
+        private String uri;
+        
+        public Persisitence (String suffix, String uri){                
+                //prepare to save 
+                Resource.Factory.Registry reg = Resource.Factory.Registry.INSTANCE;
+                Map<String, Object> m = reg.getExtensionToFactoryMap();
+                m.put(suffix, new XMIResourceFactoryImpl());
+                this.uri = uri;
+        }
+        
+        
+        /**
+         * Save the model 
+         * @return whether the model has saved successfully
+         */
+        public boolean save(G model) {
+                //create resource
+                ResourceSet resSet = new ResourceSetImpl();
+                Resource resource = resSet.createResource(URI.createURI(uri));
+                resource.getContents().add(model);
+                try {
+                        resource.save(Collections.EMPTY_MAP);
+                        return true;
+                }catch(IOException e) {
+                        e.printStackTrace();
+                        return false;
+                }
+        }
+        
+        /**
+         * load the model from persistent
+         * @return: the model loaded
+         */
+        @SuppressWarnings("unchecked")
+        public G load() {
+                G model = null;
+//              try {
+                        ResourceSet resSet = new ResourceSetImpl();
+                        Resource resource = resSet.getResource(URI.createURI(uri), true);
+                        model = (G) resource.getContents().get(0);
+//              }catch (org.eclipse.emf.common.util.WrappedException e) {
+//                      // if the file cannot be found then return null
+//                      if(e.getCause().getClass() == java.io.FileNotFoundException.class) {
+//                              return null;
+//                      }
+//              }
+                
+                return model;
+        }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/RunnerTests.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/RunnerTests.java
new file mode 100644
index 00000000..c09c55be
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/RunnerTests.java
@@ -0,0 +1,18 @@
+package ca.mcgill.ecse.socialnetwork.runner;
+
+import org.junit.Test;
+
+import hu.bme.mit.inf.dslreasoner.application.execution.StandaloneScriptExecutor;
+
+public class RunnerTests {
+        private static String runWithPath(String path) {
+                String message = StandaloneScriptExecutor.executeScript(path);
+                return message;
+        }
+        
+        @Test
+        public void generateModel() {
+                String message = runWithPath("SocialNetworkGeneration.vsconfig");
+                System.out.println(message);
+        }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/SocialNetworkModel.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/SocialNetworkModel.java
new file mode 100644
index 00000000..51c50b11
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/SocialNetworkModel.java
@@ -0,0 +1,62 @@
+package ca.mcgill.ecse.socialnetwork.runner;
+
+import org.eclipse.emf.common.util.EList;
+
+import socialnetwork.Person;
+import socialnetwork.SocialNetwork;
+import socialnetwork.SocialnetworkFactory;
+import socialnetwork.SocialnetworkPackage;
+import socialnetwork.impl.SocialnetworkFactoryImpl;
+
+
+
+public class SocialNetworkModel {
+        private final static String  SUFFIX = "xmi";
+        
+        private static boolean isInit = false;
+        
+        public static void init() {
+                SocialnetworkFactory.eINSTANCE.eClass();
+                SocialnetworkPackage.eINSTANCE.eClass();
+                SocialnetworkFactoryImpl.init();
+        }
+        
+        // container for the social network model
+        public SocialNetwork socialNetwork;
+        
+        // factory for social network model
+        SocialnetworkFactory factory;
+        
+        // persistent
+        Persisitence<SocialNetwork> persistence;
+        
+        
+        public SocialNetworkModel(String uri){
+                if(!isInit) {
+                        init();
+                }
+                
+                //create persistence
+                persistence = new Persisitence<SocialNetwork>(SUFFIX, uri);
+                factory = SocialnetworkFactory.eINSTANCE;
+                // try load the model
+                this.socialNetwork = persistence.load();
+                if(this.socialNetwork == null) {
+                        this.socialNetwork = factory.createSocialNetwork();
+                }
+        }
+        
+        public Person createPerson() {
+                Person p = factory.createPerson();
+                socialNetwork.getPersons().add(p);
+                return p;
+        }
+        
+        public EList<Person> getPersons(){
+                return socialNetwork.getPersons();
+        }
+        
+        public boolean save() {
+                return persistence.save(socialNetwork);
+        }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/YakinduumModel.java b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/YakinduumModel.java
new file mode 100644
index 00000000..803daff4
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/src/ca/mcgill/ecse/socialnetwork/runner/YakinduumModel.java
@@ -0,0 +1,52 @@
+package ca.mcgill.ecse.socialnetwork.runner;
+
+import javax.annotation.Resource;
+
+import hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph.yakindumm.Statechart;
+import hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph.yakindumm.YakindummFactory;
+import hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph.yakindumm.YakindummPackage;
+import hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph.yakindumm.impl.YakindummFactoryImpl;
+import socialnetwork.SocialNetwork;
+import socialnetwork.SocialnetworkFactory;
+
+public class YakinduumModel {
+        private final static String  SUFFIX = "xmi";
+        
+        private static boolean isInit = false;
+        
+        private String uri;
+        
+        public static void init() {
+                YakindummFactory.eINSTANCE.eClass();
+                YakindummPackage.eINSTANCE.eClass();
+                YakindummFactoryImpl.init();
+        }
+        
+        // container for the social network model
+        public Statechart yakinduum;
+        
+        
+        // persistent
+        Persisitence<Statechart> persistence;
+        
+        
+        public YakinduumModel(String uri){
+                if(!isInit) {
+                        init();
+                }
+                this.uri = uri;
+                //create persistence
+                persistence = new Persisitence<Statechart>(SUFFIX, uri);
+                // try load the model
+                this.yakinduum = persistence.load();
+        }
+        
+        public boolean save(String uri) {
+                if(this.uri.equals(uri)) {
+                        return persistence.save(yakinduum);
+                }else {
+                        persistence = new Persisitence<Statechart>(SUFFIX, uri);
+                        return persistence.save(yakinduum);
+                }
+        }
+}
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/100.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/100.csv
new file mode 100644
index 00000000..fd1af09c
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/100.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime,_Solution0FoundAt
+5,1,InsuficientResourcesResultImpl,26,1815,305292,1000,16140,15,12210,260570,0,0,
+5,2,InsuficientResourcesResultImpl,26,1237,301846,700,14659,0,12249,259139,0,0,
+5,3,InsuficientResourcesResultImpl,26,1218,301687,600,15765,0,12876,256432,0,0,
+5,4,InsuficientResourcesResultImpl,26,1294,302248,800,18015,0,11131,255608,0,0,
+5,5,InsuficientResourcesResultImpl,26,1290,300894,900,14893,0,11118,259377,0,0,
+5,6,InsuficientResourcesResultImpl,26,1184,302351,900,16463,0,11499,258946,0,0,
+5,7,ModelResultImpl,26,1180,289935,35396400,17823,0,14375,240465,0,4,287519
+5,8,InsuficientResourcesResultImpl,26,1298,304757,700,12762,0,10686,266461,0,0,
+5,9,ModelResultImpl,26,1166,287620,35860800,17055,0,15050,237850,0,1,285304
+5,10,ModelResultImpl,26,1185,168322,32789700,15059,0,9955,132727,0,0,166044
+5,11,InsuficientResourcesResultImpl,26,1176,302293,900,12773,0,10338,264930,0,0,
+5,12,InsuficientResourcesResultImpl,26,1200,300206,600,14139,0,11334,260462,0,0,
+5,13,InsuficientResourcesResultImpl,26,1199,305554,500,12939,0,11144,266919,0,0,
+5,14,InsuficientResourcesResultImpl,26,1193,300864,700,18895,0,14266,250111,0,0,
+5,15,InsuficientResourcesResultImpl,26,1197,303894,700,14501,0,12313,262474,0,0,
+5,16,InsuficientResourcesResultImpl,26,1171,303003,700,13178,0,11827,263585,0,0,
+5,17,InsuficientResourcesResultImpl,26,1169,305501,600,13479,0,11788,265540,0,0,
+5,18,InsuficientResourcesResultImpl,26,1175,301967,700,13531,0,11415,262420,0,0,
+5,19,InsuficientResourcesResultImpl,26,1274,300241,800,13254,0,11607,260895,0,0,
+5,20,ModelResultImpl,26,1166,269530,42362900,17007,0,13440,223316,0,1,267245
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/30.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/30.csv
new file mode 100644
index 00000000..0022e984
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/30.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+2,1,ModelResultImpl,19,1721,35221,15771300,32311,7042,34,1895,16580,0,1
+2,2,ModelResultImpl,19,1610,35749,11651300,32635,6745,1,1736,18895,0,1
+2,3,ModelResultImpl,19,1640,27258,16117300,24303,6429,0,1323,12286,0,1
+2,4,ModelResultImpl,19,1634,35933,20450700,33223,6381,0,1605,20611,0,2
+2,5,ModelResultImpl,19,1612,23612,11651100,19721,6887,0,1099,8730,0,0
+2,6,ModelResultImpl,19,1319,22727,9964000,20364,4974,0,1147,11737,0,0
+2,7,ModelResultImpl,19,1278,22340,12342400,19967,4711,0,1078,11660,0,0
+2,8,ModelResultImpl,19,1292,20551,10731500,18317,4260,0,1007,11070,0,0
+2,9,ModelResultImpl,19,1378,18306,12922900,15874,4176,0,928,8796,0,1
+2,10,ModelResultImpl,19,1330,25726,10084700,23254,6531,0,1345,10615,0,0
+2,11,ModelResultImpl,19,1229,33084,12002300,30734,5309,0,1584,19392,0,0
+2,12,ModelResultImpl,19,1240,24555,9818800,22179,5967,1,1405,10083,0,0
+2,13,ModelResultImpl,19,1264,28275,11451700,25939,5692,0,1395,14547,0,0
+2,14,ModelResultImpl,19,1276,36197,10007300,33900,5461,0,1659,22219,0,0
+2,15,ModelResultImpl,19,1230,30436,9231400,28100,5354,0,1488,16718,0,0
+2,16,ModelResultImpl,19,1217,22614,8885000,20287,6795,0,1371,7299,0,0
+2,17,ModelResultImpl,19,1262,29600,12922400,27253,5298,0,1528,15895,0,0
+2,18,ModelResultImpl,19,1243,28214,10765500,25879,5412,0,1292,15319,0,0
+2,19,ModelResultImpl,19,1299,20845,11064400,18336,5327,0,1048,8903,0,0
+2,20,ModelResultImpl,19,1280,26352,10670800,23901,6709,0,1454,11410,0,1
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/50.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/50.csv
new file mode 100644
index 00000000..1ea0ccaf
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/50.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+3,1,ModelResultImpl,7,1300,78258,16468500,75732,13071,7,4896,46003,0,2
+3,2,ModelResultImpl,7,1255,72729,15062600,70201,10011,0,4148,48760,0,0
+3,3,ModelResultImpl,7,1284,85751,18952400,83381,10015,0,4783,59452,0,0
+3,4,ModelResultImpl,7,1312,80702,18255000,78055,9873,0,3766,56886,0,1
+3,5,ModelResultImpl,7,2192,111362,20902300,108184,12705,0,5062,79232,0,0
+3,6,ModelResultImpl,7,1275,88255,20727400,85645,9667,0,3925,64755,0,0
+3,7,ModelResultImpl,7,1228,95312,23184200,92818,9763,0,4466,69648,0,1
+3,8,ModelResultImpl,7,1421,102160,16746000,99564,13923,0,5149,68705,0,1
+3,9,ModelResultImpl,7,1542,74130,15142300,71709,10116,0,4021,50574,0,0
+3,10,ModelResultImpl,7,1370,106586,18544500,103524,11809,0,4614,78092,0,1
+3,11,ModelResultImpl,7,1977,81554,14689300,78988,9059,0,4109,58293,0,1
+3,12,ModelResultImpl,7,1282,80592,17114200,77924,10654,0,4120,55221,0,0
+3,13,ModelResultImpl,7,1470,50749,14006900,47249,7112,0,2464,34560,0,0
+3,14,ModelResultImpl,7,1189,96780,16081900,94561,8346,0,4262,74850,0,0
+3,15,ModelResultImpl,7,1187,104866,17029000,102503,8484,0,4673,81148,0,0
+3,16,ModelResultImpl,7,1192,83407,19208900,81122,8548,0,4154,61175,0,1
+3,17,ModelResultImpl,7,1291,84064,18326300,81220,10675,0,4308,57616,0,0
+3,18,ModelResultImpl,7,1924,92524,20324400,89145,9764,0,4238,66918,0,1
+3,19,ModelResultImpl,7,1284,85575,14840500,82932,10403,0,4104,60536,0,0
+3,20,ModelResultImpl,7,1239,78254,21057200,75918,9173,0,3958,55242,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/80.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/80.csv
new file mode 100644
index 00000000..034a2048
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/80.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+4,1,ModelResultImpl,10,1339,187225,43638100,184585,14565,8,8893,149868,0,0
+4,2,ModelResultImpl,10,1336,258364,34407600,255655,14281,1,9835,217586,0,0
+4,3,InsuficientResourcesResultImpl,10,1321,302464,3900,,14999,0,10218,258608,0,0
+4,4,ModelResultImpl,10,1569,272300,28546600,269342,14187,0,9965,231046,0,0
+4,5,ModelResultImpl,10,1315,244950,39639300,242286,14765,0,10575,202813,0,0
+4,6,ModelResultImpl,10,1223,185629,34348900,183286,14074,0,9227,147910,0,0
+4,7,ModelResultImpl,10,1271,243243,28619100,240866,16030,0,10594,199605,0,1
+4,8,ModelResultImpl,10,1229,247712,31642900,244834,14393,0,9543,207278,0,0
+4,9,ModelResultImpl,10,1284,209619,24479700,207199,18848,0,10225,164689,0,0
+4,10,ModelResultImpl,10,1240,252740,36766100,250104,15959,0,10730,208822,0,1
+4,11,ModelResultImpl,10,1315,192678,27966300,190097,15350,0,9230,152579,0,1
+4,12,ModelResultImpl,10,1767,199644,24666200,195878,16171,0,9709,158015,0,1
+4,13,ModelResultImpl,10,1411,209397,29226100,206486,17127,0,10334,164735,0,0
+4,14,InsuficientResourcesResultImpl,10,1292,300133,800,,13558,0,10569,258303,0,0
+4,15,ModelResultImpl,10,1188,277607,29611300,275175,13898,0,11204,234760,0,0
+4,16,ModelResultImpl,10,1383,257815,41453700,255328,13012,0,10666,216491,0,1
+4,17,ModelResultImpl,10,1335,217424,30586300,214754,15737,0,9889,176416,0,0
+4,18,ModelResultImpl,10,1317,214706,28448000,211898,15332,0,9390,175241,0,1
+4,19,ModelResultImpl,10,1429,235982,26350500,233087,15836,0,10258,192499,0,1
+4,20,InsuficientResourcesResultImpl,10,1150,302957,1100,,16272,0,12639,253942,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/warmup.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/warmup.csv
new file mode 100644
index 00000000..13617342
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Ecore/warmup.csv
@@ -0,0 +1,3 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,Solution0FoundAt,ExplorationInitializationTime,TransformationExecutionTime,ScopePropagationTime,MustRelationPropagationTime,TypeAnalysisTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime,States,ForwardTime,BacktrackingTime,GlobalConstraintEvaluationTime,FitnessCalculationTime,ActivationSelectionTime,Decisions,Transformations,ScopePropagations,ScopePropagationsSolverCalls
+1,1,ModelResultImpl,910,7801,7469,66,7546,765,258,95,0,228,1118,0,2,1495,2706,1379,10,0,1,0,1769,654,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/30.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/30.csv
new file mode 100644
index 00000000..d1ec723b
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/30.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+2,1,ModelResultImpl,5,753,17109,13399400,16654,1789,9,696,11984,0,0
+2,2,ModelResultImpl,5,628,17801,12301800,17369,1678,0,715,12727,0,0
+2,3,ModelResultImpl,5,610,15430,13989100,14970,1285,0,586,11377,0,0
+2,4,ModelResultImpl,5,803,14781,11475500,14220,1483,0,640,10196,0,0
+2,5,ModelResultImpl,5,581,22641,12669300,22193,1558,0,707,17778,0,0
+2,6,ModelResultImpl,5,611,22649,11553300,22203,1508,0,660,17965,0,0
+2,7,ModelResultImpl,5,548,12438,10128400,12033,1584,0,616,7995,0,0
+2,8,ModelResultImpl,5,655,17624,10593200,17198,1404,0,619,13273,0,0
+2,9,ModelResultImpl,5,596,16946,10102500,16528,1717,0,705,11847,0,0
+2,10,ModelResultImpl,5,537,17896,10038000,17507,1414,0,626,13625,0,0
+2,11,ModelResultImpl,5,535,13771,11741600,13353,1411,0,613,9547,0,0
+2,12,ModelResultImpl,5,531,16728,11768600,16257,1448,0,635,12199,0,0
+2,13,ModelResultImpl,5,549,14647,11546900,14254,1201,0,573,10920,0,0
+2,14,ModelResultImpl,5,552,15942,10918300,15492,1502,0,610,11459,0,0
+2,15,ModelResultImpl,5,563,15196,12483700,14773,1389,0,574,11130,0,0
+2,16,ModelResultImpl,5,566,10267,10445100,9864,1364,0,523,6468,0,0
+2,17,ModelResultImpl,5,600,15595,8099800,15147,1341,0,624,11381,0,0
+2,18,ModelResultImpl,5,561,11172,9144100,10776,1167,0,487,7740,0,0
+2,19,ModelResultImpl,5,548,14818,9372000,14441,1565,0,658,10261,0,0
+2,20,ModelResultImpl,5,559,17497,9881500,17059,1532,0,651,12811,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/50.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/50.csv
new file mode 100644
index 00000000..7ed016e0
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/50.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+4,1,ModelResultImpl,11,730,72467,34401400,71866,4026,10,1998,59824,0,0
+4,2,ModelResultImpl,11,761,67853,11838400,67382,3819,0,1957,55882,0,0
+4,3,ModelResultImpl,11,734,45541,10393700,45056,3529,0,1779,34849,0,0
+4,4,ModelResultImpl,11,619,55697,17081600,55167,3617,0,1898,44356,0,0
+4,5,ModelResultImpl,11,726,64846,29758900,64208,3905,0,2030,52466,0,0
+4,6,ModelResultImpl,11,712,65893,13089200,65423,3972,0,2029,53618,0,0
+4,7,ModelResultImpl,11,742,50982,16405400,50469,3638,0,1857,39804,0,0
+4,8,ModelResultImpl,11,590,50309,15985400,49731,3572,0,1877,39187,0,0
+4,9,ModelResultImpl,11,761,65533,23499900,65008,3890,0,2000,53225,0,0
+4,10,ModelResultImpl,11,688,44853,23629200,44348,3255,0,1695,34758,0,0
+4,11,ModelResultImpl,11,626,59167,38070600,58611,3942,0,1864,47290,0,0
+4,12,ModelResultImpl,11,642,66860,18966400,66364,3732,0,1987,54960,0,0
+4,13,ModelResultImpl,11,622,65317,12053900,64842,3176,0,1633,55177,0,1
+4,14,ModelResultImpl,11,687,45481,79001300,44944,3485,0,1661,35036,0,0
+4,15,ModelResultImpl,11,881,74988,14027700,74444,4150,0,2191,61881,0,0
+4,16,ModelResultImpl,11,691,56609,11960900,56125,3776,0,1943,45015,0,0
+4,17,ModelResultImpl,11,631,103459,26319900,102823,4720,0,2390,88314,0,1
+4,18,ModelResultImpl,11,2263,61989,12371400,61101,3751,0,1902,50076,0,0
+4,19,ModelResultImpl,11,575,75135,19514700,74621,4810,0,2552,60068,0,1
+4,20,ModelResultImpl,11,1069,94884,21924000,94062,5623,0,3121,77010,0,1
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/80.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/80.csv
new file mode 100644
index 00000000..257b7ddb
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/80.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime,_Solution0FoundAt
+5,1,InsuficientResourcesResultImpl,8,1163,301236,6700,11611,7,8030,261757,0,0,
+5,2,ModelResultImpl,8,1125,214262,41193500,10675,0,7433,179009,0,1,213284
+5,3,InsuficientResourcesResultImpl,8,1097,301100,1400,10110,0,6697,266325,0,0,
+5,4,ModelResultImpl,8,1202,243793,34411800,11329,0,7710,206562,0,0,242815
+5,5,ModelResultImpl,8,1130,266540,38153400,12190,0,8455,225879,0,1,265458
+5,6,ModelResultImpl,8,1136,244077,43614700,10925,0,7347,207698,0,0,243138
+5,7,ModelResultImpl,8,1263,270364,44901700,10715,0,7520,233664,0,0,269383
+5,8,ModelResultImpl,8,1062,228653,36320200,11042,0,7673,191829,0,0,227652
+5,9,ModelResultImpl,8,1060,284484,38198200,12105,0,8129,244192,0,1,283520
+5,10,ModelResultImpl,8,1087,245757,38745600,10898,0,7835,208781,0,0,244833
+5,11,InsuficientResourcesResultImpl,8,1003,302539,1700,9666,0,6798,267961,0,0,
+5,12,ModelResultImpl,8,657,143583,35565200,6948,0,4448,120639,0,0,142951
+5,13,ModelResultImpl,8,1061,292041,44607000,12010,0,8656,250579,0,1,291061
+5,14,ModelResultImpl,8,1034,255307,37454100,11242,0,7789,217397,0,0,254393
+5,15,InsuficientResourcesResultImpl,8,1194,300839,1500,9997,0,7300,265245,0,0,
+5,16,ModelResultImpl,8,1070,274358,38762800,11730,0,7864,235472,0,1,273383
+5,17,ModelResultImpl,8,1099,259378,84148300,11340,0,7784,221204,0,0,258553
+5,18,ModelResultImpl,8,1084,255262,38991800,11989,0,7795,215829,0,1,254328
+5,19,ModelResultImpl,8,1111,293515,47026100,12037,0,8609,252172,0,1,292504
+5,20,ModelResultImpl,8,1106,278558,32886300,12080,0,8000,237985,0,1,277745
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/warmup.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/warmup.csv
new file mode 100644
index 00000000..989c2411
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Github/warmup.csv
@@ -0,0 +1,7 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+1,1,ModelResultImpl,1483,2558,3108,60043900,1609,456,424,87,272,0,1
+1,2,ModelResultImpl,1483,1126,1487,9020100,931,292,1,60,256,0,1
+1,3,ModelResultImpl,1483,927,1424,9739900,827,263,0,51,217,0,0
+1,4,ModelResultImpl,1483,886,1069,8613600,495,208,1,25,97,0,0
+1,5,ModelResultImpl,1483,768,1268,9369800,856,262,0,35,223,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/100.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/100.csv
new file mode 100644
index 00000000..a2628ad1
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/100.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+5,1,ModelResultImpl,12,865,91787,64960700,91078,17340,6,2469,61497,0,3
+5,2,ModelResultImpl,12,956,118267,65616400,117553,16353,0,2810,85627,0,1
+5,3,ModelResultImpl,12,900,116093,69616600,115364,17281,0,2800,82376,0,0
+5,4,ModelResultImpl,12,907,96027,78796000,95287,19233,0,2643,63089,0,0
+5,5,ModelResultImpl,12,961,133615,61595600,132840,17098,0,2970,99041,0,0
+5,6,ModelResultImpl,12,917,120673,61159000,119930,18320,0,2889,85737,0,0
+5,7,ModelResultImpl,12,941,101988,69310400,101183,18258,0,2694,69616,0,0
+5,8,ModelResultImpl,12,910,117121,58731900,116373,16751,0,2954,83990,0,1
+5,9,ModelResultImpl,12,939,98738,60204200,97988,15671,0,2643,69051,0,0
+5,10,ModelResultImpl,12,907,109216,62901700,108450,18563,0,2855,74361,0,0
+5,11,ModelResultImpl,12,989,101313,70288400,100570,19059,0,2653,68951,0,0
+5,12,ModelResultImpl,12,847,110986,71960700,110229,20031,0,2484,77376,0,0
+5,13,ModelResultImpl,12,924,99847,65101400,99083,18276,0,2732,67006,0,0
+5,14,ModelResultImpl,12,908,113484,61073000,112675,20588,0,2760,77595,0,0
+5,15,ModelResultImpl,12,859,107243,118083900,106494,16814,0,2826,74774,0,0
+5,16,ModelResultImpl,12,896,101005,60113300,100198,16591,0,2670,70482,0,0
+5,17,ModelResultImpl,12,909,150888,90178000,150032,18804,0,3644,112370,0,2
+5,18,ModelResultImpl,12,1988,224882,111051700,223272,35288,0,5245,160716,0,2
+5,19,ModelResultImpl,12,1710,180301,103042800,178853,31026,0,4421,125609,0,1
+5,20,ModelResultImpl,12,2294,236789,120962500,234776,34043,0,4964,172403,0,1
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/120.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/120.csv
new file mode 100644
index 00000000..03ee084b
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/120.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+2,1,ModelResultImpl,11,1049,149253,202983100,148329,21687,8,3820,108113,0,4
+2,2,ModelResultImpl,11,1131,173214,111640800,172206,24930,0,3926,128120,0,1
+2,3,ModelResultImpl,11,1027,157782,120804000,157006,19292,0,3948,119012,0,1
+2,4,ModelResultImpl,11,1063,169577,126195200,168692,22819,0,4027,126643,0,1
+2,5,ModelResultImpl,11,984,164004,93016300,163235,23449,0,3830,121474,0,1
+2,6,ModelResultImpl,11,1005,146874,94077300,146111,20382,0,3734,108542,0,1
+2,7,ModelResultImpl,11,904,148997,92734800,148172,19769,0,3763,111141,0,1
+2,8,ModelResultImpl,11,911,145947,99103000,145197,21375,0,3757,106317,0,1
+2,9,ModelResultImpl,11,911,154022,91420700,153225,21687,0,3781,113566,0,1
+2,10,ModelResultImpl,11,994,144253,105623000,143479,19514,0,3736,106547,0,1
+2,11,ModelResultImpl,11,943,146057,85565700,145235,20168,0,3830,107696,0,1
+2,12,ModelResultImpl,11,933,153728,93877000,152956,18549,0,4136,115265,0,0
+2,13,ModelResultImpl,11,989,135785,101796800,135043,19930,0,3590,98576,0,1
+2,14,ModelResultImpl,11,942,158905,115031700,158150,21663,0,3796,118239,0,0
+2,15,ModelResultImpl,11,897,138727,116266900,137918,19116,1,3652,102641,0,0
+2,16,ModelResultImpl,11,851,145221,95232500,144453,18026,0,3913,108945,0,0
+2,17,ModelResultImpl,11,928,154148,88476300,153396,21053,0,3827,113763,0,0
+2,18,ModelResultImpl,11,859,166408,95546600,165666,22619,0,3922,123707,0,1
+2,19,ModelResultImpl,11,909,136564,91353600,135766,17841,0,3665,101835,0,0
+2,20,ModelResultImpl,11,873,147664,91153300,146866,17705,0,3874,111410,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/140.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/140.csv
new file mode 100644
index 00000000..293f51a5
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/140.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,Solution1FoundAt,ExplorationInitializationTime,TransformationExecutionTime,TypeAnalysisTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime,ActivationSelectionTime,NumericalSolverSumTime,NumericalSolverProblemFormingTime,NumericalSolverSolvingTime,NumericalSolverInterpretingSolution,NumericalSolverCachingTime,NumericalSolverCallNumber,NumericalSolverCachedAnswerNumber
+2,1,ModelResultImpl,49,948,55965,249,54293,1336,6134,11,17708,0,3,2,0,0,0,0,0,0,0
+2,2,ModelResultImpl,49,638,65106,310,63703,837,7067,0,20870,0,3,2,0,0,0,0,0,0,0
+2,3,ModelResultImpl,49,1929,69666,268,67267,1926,7537,0,20708,0,1,0,0,0,0,0,0,0,0
+2,4,ModelResultImpl,49,617,67091,318,65452,1078,8304,0,18694,0,1,0,0,0,0,0,0,0,0
+2,5,ModelResultImpl,49,1068,75850,145,74083,1480,8386,0,19637,0,1,0,0,0,0,0,0,0,0
+2,6,ModelResultImpl,49,785,65738,301,63408,1430,7695,0,16497,0,3,0,0,0,0,0,0,0,0
+2,7,ModelResultImpl,49,1055,85078,387,82888,1365,9313,0,22220,0,1,0,0,0,0,0,0,0,0
+2,8,ModelResultImpl,49,1189,63131,136,61246,1586,7804,0,17380,0,2,1,0,0,0,0,0,0,0
+2,9,ModelResultImpl,49,530,60098,248,58756,657,6900,0,18737,0,2,0,0,0,0,0,0,0,0
+2,10,ModelResultImpl,49,706,58634,247,56728,1023,6237,0,18909,0,1,0,0,0,0,0,0,0,0
+2,11,ModelResultImpl,49,683,55087,174,53903,749,5838,0,17665,0,1,0,0,0,0,0,0,0,0
+2,12,ModelResultImpl,49,533,69793,206,68720,625,7827,0,22340,0,1,0,0,0,0,0,0,0,0
+2,13,ModelResultImpl,49,625,58198,256,56830,781,6177,0,20134,0,2,0,0,0,0,0,0,0,0
+2,14,ModelResultImpl,49,555,66046,250,64950,664,7385,0,15860,0,0,0,0,0,0,0,0,0,0
+2,15,ModelResultImpl,49,586,96452,367,92042,1007,12651,0,23019,0,6,0,0,0,0,0,0,0,0
+2,16,ModelResultImpl,49,1523,72460,210,70549,1181,9123,1,21222,0,2,0,0,0,0,0,0,0,0
+2,17,ModelResultImpl,49,734,74551,417,72763,842,8117,0,21326,0,3,0,0,0,0,0,0,0,0
+2,18,ModelResultImpl,49,1282,75020,208,72887,1459,8671,0,22596,0,3,1,0,0,0,0,0,0,0
+2,19,ModelResultImpl,49,871,70125,286,68362,947,8755,0,18829,0,1,0,0,0,0,0,0,0,0
+2,20,ModelResultImpl,49,633,65564,149,64398,816,7912,0,15815,0,0,0,0,0,0,0,0,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/30.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/30.csv
new file mode 100644
index 00000000..ec0afb94
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/30.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+2,1,ModelResultImpl,37,1267,42409,28515700,41220,5066,11,614,29095,0,1
+2,2,ModelResultImpl,37,1919,14164,22580700,12518,3986,2,344,5463,0,2
+2,3,ModelResultImpl,37,1916,41597,31164300,40290,5050,1,614,28209,0,1
+2,4,ModelResultImpl,37,2023,41518,20216100,40199,5825,0,549,27332,0,1
+2,5,ModelResultImpl,37,2052,21630,32282400,20128,4713,0,456,10817,0,1
+2,6,ModelResultImpl,37,2070,40984,24514000,39602,5997,0,528,26649,0,2
+2,7,ModelResultImpl,37,2249,40677,22780300,39309,4977,0,600,27410,0,1
+2,8,ModelResultImpl,37,1887,34102,17897400,32571,5103,0,524,21184,0,1
+2,9,ModelResultImpl,37,1826,11685,12854100,10430,3316,0,298,4382,0,1
+2,10,ModelResultImpl,37,1795,20933,19823700,19703,4431,0,435,10642,0,1
+2,11,ModelResultImpl,37,1849,33111,18648500,31757,5743,0,375,20404,0,1
+2,12,ModelResultImpl,37,1829,36099,18177300,34869,5689,0,525,22643,0,1
+2,13,ModelResultImpl,37,1875,36431,20140100,35116,5371,0,500,23462,0,1
+2,14,ModelResultImpl,37,1796,32322,24371800,31185,4939,0,493,20307,0,1
+2,15,ModelResultImpl,37,1961,43764,24819800,42470,6248,0,593,27586,0,1
+2,16,ModelResultImpl,37,1737,16231,16437300,14995,3805,0,388,7679,0,0
+2,17,ModelResultImpl,37,1685,14223,36835700,12964,3783,0,338,6108,0,1
+2,18,ModelResultImpl,37,1910,30550,21296200,29359,4813,0,517,18691,0,1
+2,19,ModelResultImpl,37,1622,30723,17831800,29572,5299,0,560,18198,0,1
+2,20,ModelResultImpl,37,1915,15410,15827800,14223,3856,0,353,7093,0,1
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/50.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/50.csv
new file mode 100644
index 00000000..80122e3d
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/50.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+3,1,ModelResultImpl,16,1695,34619,47365200,33379,7951,23,1005,19203,0,0
+3,2,ModelResultImpl,16,1952,66272,40194500,65033,10142,0,1381,45195,0,1
+3,3,ModelResultImpl,16,1882,50684,57411900,49392,9412,0,1181,31167,0,2
+3,4,ModelResultImpl,16,1835,52174,29585500,50841,9443,0,1265,32497,0,1
+3,5,ModelResultImpl,16,1817,37087,24158900,35809,8374,0,1106,20620,0,1
+3,6,ModelResultImpl,16,1822,96082,35393500,94837,10814,0,1314,71854,0,1
+3,7,ModelResultImpl,16,1845,65727,37723300,64268,10857,0,1392,42620,0,1
+3,8,ModelResultImpl,16,1715,36063,56419600,34810,8195,0,1065,19928,0,2
+3,9,ModelResultImpl,16,1814,53418,68855200,52040,9364,0,1248,33127,0,1
+3,10,ModelResultImpl,16,1688,146193,34004300,144953,23393,0,2677,96521,0,2
+3,11,ModelResultImpl,16,1887,56839,38787000,55478,11029,0,1309,34905,0,1
+3,12,ModelResultImpl,16,1852,43970,32684100,42779,10114,0,1121,25234,0,1
+3,13,ModelResultImpl,16,1766,68078,29662000,66581,12700,0,1445,42619,0,1
+3,14,ModelResultImpl,16,2033,137006,39601900,135475,10041,0,1736,110352,0,1
+3,15,ModelResultImpl,16,1792,36929,30425200,35576,8499,0,1112,19855,0,1
+3,16,ModelResultImpl,16,1861,79893,19417500,78581,10278,0,1253,56995,0,0
+3,17,ModelResultImpl,16,1651,34149,32888300,33294,8334,0,1016,18514,0,1
+3,18,ModelResultImpl,16,1799,51965,35639300,50624,11417,0,1355,29874,0,0
+3,19,ModelResultImpl,16,2032,46469,44756500,45006,10308,0,1323,25809,0,1
+3,20,ModelResultImpl,16,1839,75448,32863500,74051,11465,0,1499,50558,0,1
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/80.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/80.csv
new file mode 100644
index 00000000..ae7f7ca1
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/80.csv
@@ -0,0 +1,22 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,_Solution0FoundAt,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime
+4,1,ModelResultImpl,20,2105,122193,47975800,120819,22172,21,3111,81933,0,0
+4,2,ModelResultImpl,20,948,71430,38366700,70718,10799,0,1803,49089,0,0
+4,3,ModelResultImpl,20,907,71011,42371700,70320,12614,0,1751,47228,0,0
+4,4,ModelResultImpl,20,888,57574,43253600,56870,10097,0,1721,37819,0,0
+4,5,ModelResultImpl,20,918,50961,39099900,50235,9718,0,1667,31881,0,0
+4,6,ModelResultImpl,20,929,54262,48948700,53554,10095,0,1701,35294,0,0
+4,7,ModelResultImpl,20,914,69271,42306400,68596,12610,0,1788,45775,0,0
+4,8,ModelResultImpl,20,887,58304,42858800,57604,10861,0,1641,37653,0,0
+4,9,ModelResultImpl,20,923,61436,40388600,60755,11478,0,1812,38983,0,0
+4,10,ModelResultImpl,20,950,51010,44099800,50294,11361,0,1496,30951,0,1
+4,11,ModelResultImpl,20,879,56153,40079800,55455,11776,0,1587,35227,0,0
+4,12,ModelResultImpl,20,939,55164,41385200,54450,9786,0,1675,35778,0,0
+4,13,ModelResultImpl,20,947,59424,49539400,58684,10955,0,1776,38126,0,0
+4,14,ModelResultImpl,20,973,61843,36537600,61086,10883,0,1685,40830,0,0
+4,15,ModelResultImpl,20,867,54362,38663100,53666,10015,0,1611,35234,0,0
+4,16,ModelResultImpl,20,915,108777,49507000,108033,20987,0,2938,71959,0,1
+4,17,ModelResultImpl,20,922,55218,41448600,54548,9665,0,1657,36387,0,0
+4,18,ModelResultImpl,20,921,57210,60622400,56526,10429,0,1747,36425,0,0
+4,19,ModelResultImpl,20,911,70900,47211300,70230,11669,0,1714,48547,0,0
+4,20,ModelResultImpl,20,887,74363,36468500,73658,12552,0,1800,50208,0,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/warmup.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/warmup.csv
new file mode 100644
index 00000000..438b0c46
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/Yakindu/warmup.csv
@@ -0,0 +1,3 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,Solution0FoundAt,ExplorationInitializationTime,TransformationExecutionTime,ScopePropagationTime,MustRelationPropagationTime,TypeAnalysisTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime,States,ForwardTime,BacktrackingTime,GlobalConstraintEvaluationTime,FitnessCalculationTime,ActivationSelectionTime,Decisions,Transformations,ScopePropagations,ScopePropagationsSolverCalls
+1,1,ModelResultImpl,937,7407,70133,650,70197,1168,1392,492,0,216,25676,0,5,14735,20985,10955,17,0,4,0,15313,8859,0
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/file.csv b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/file.csv
new file mode 100644
index 00000000..c3c77053
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/statistics/file.csv
@@ -0,0 +1,4 @@
+Task,Run,Result,Domain to logic transformation time,Logic to solver transformation time,Solver time,Postprocessing time,TransformationExecutionTime,TypeAnalysisTime,MetricCalculationTime,StateCoderTime,StateCoderFailCount,SolutionCopyTime,_Solution0FoundAt
+1,1,InsuficientResourcesResultImpl,453,3378,5255,7500,1236,131,79,245,0,0,
+1,2,ModelResultImpl,453,1965,4628,31696400,1014,3,58,307,0,1,1957
+
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/yakinduGeneration.vsconfig b/Metrics/Metrics-Calculation/SocialNetwork_plugin/yakinduGeneration.vsconfig
new file mode 100644
index 00000000..618d7b48
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/yakinduGeneration.vsconfig
@@ -0,0 +1,107 @@
+import epackage "../../../Domains/hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph/model/yakindu_simplified.ecore"
+import viatra   "../../../Domains/hu.bme.mit.inf.dslreasoner.domains.yakindu.sgraph/queries/hu/bme/mit/inf/dslreasoner/partialsnapshot_mavo/yakindu/patterns.vql"
+
+generate {
+        metamodel = { package yakindumm excluding { Synchronization}}
+    constraints = { package hu.bme.mit.inf.dslreasoner.partialsnapshot_mavo.yakindu }
+        partial-model = { "inputs/start.xmi"}
+
+        solver = ViatraSolver
+        
+        scope = {
+                #node = 200
+        }
+        
+        number = 1
+        runs = 1
+        config = {
+                log-level = none,
+                "optional-wf" = "false",
+                "realistic-guidance" = "Composite",
+                "allow-must-violations" = "false",
+                "domain" = "Yakindumm",
+                "scopePropagator" = "typeHierarchy"
+        }
+        
+        statistics = "statistics/Yakindu/warmup.csv"  //give different set up different filenames
+        debug = "debug"
+        output = "output/Yakindu/run_time/"
+}
+
+// generate {
+//      metamodel = { package yakindumm excluding { Synchronization}}
+//      constraints = { package hu.bme.mit.inf.dslreasoner.partialsnapshot_mavo.yakindu }
+//      partial-model = { "inputs/start.xmi"}
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 140
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              "optional-wf" = "false",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "false",
+//              "domain" = "Yakindumm"
+//      }
+        
+//      statistics = "statistics/Yakindu/140.csv"  //give different set up different filenames
+//      debug = "debug"
+//      output = "output/Yakindu/run_time/"
+// }
+
+// generate {
+//      metamodel = { package yakindumm excluding { Synchronization}}
+//      constraints = { package hu.bme.mit.inf.dslreasoner.partialsnapshot_mavo.yakindu }
+//      partial-model = { "inputs/start.xmi"}
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 160
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              "optional-wf" = "false",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "false",
+//              "domain" = "Yakindumm"
+//      }
+        
+//      statistics = "statistics/Yakindu/160.csv"  //give different set up different filenames
+//      debug = "debug"
+//      output = "output/Yakindu/run_time/"
+// }
+
+// generate {
+//      metamodel = { package yakindumm excluding { Synchronization}}
+//      constraints = { package hu.bme.mit.inf.dslreasoner.partialsnapshot_mavo.yakindu }
+//      partial-model = { "inputs/start.xmi"}
+
+//      solver = ViatraSolver
+        
+//      scope = {
+//              #node = 180
+//      }
+        
+//      number = 1
+//      runs = 20
+//      config = {
+//              log-level = none,
+//              "optional-wf" = "false",
+//              "realistic-guidance" = "Composite",
+//              "allow-must-violations" = "false",
+//              "domain" = "Yakindumm"
+//      }
+        
+//      statistics = "statistics/Yakindu/180.csv"  //give different set up different filenames
+//      debug = "debug"
+//      output = "output/Yakindu/run_time/"
+// }
\ No newline at end of file
diff --git a/Metrics/Metrics-Calculation/SocialNetwork_plugin/yakinduum/.gitignore b/Metrics/Metrics-Calculation/SocialNetwork_plugin/yakinduum/.gitignore
new file mode 100644
index 00000000..17126b28
--- /dev/null
+++ b/Metrics/Metrics-Calculation/SocialNetwork_plugin/yakinduum/.gitignore
@@ -0,0 +1,4 @@
+# ignore everything in this folder except for this folder it self
+
+*
+!.gitignore
\ No newline at end of file