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diff --git a/Tests/ca.mcgill.ecse.dslreasoner.standalone.test/src-gen/ca/mcgill/ecse/dslreasoner/standalone/test/yakindu/queries/SynchronizedIncomingInSameRegion.java b/Tests/ca.mcgill.ecse.dslreasoner.standalone.test/src-gen/ca/mcgill/ecse/dslreasoner/standalone/test/yakindu/queries/SynchronizedIncomingInSameRegion.java
new file mode 100644
index 00000000..dabbe8c5
--- /dev/null
+++ b/Tests/ca.mcgill.ecse.dslreasoner.standalone.test/src-gen/ca/mcgill/ecse/dslreasoner/standalone/test/yakindu/queries/SynchronizedIncomingInSameRegion.java
@@ -0,0 +1,888 @@
+/**
+ * Generated from platform:/resource/ca.mcgill.ecse.dslreasoner.standalone.test/queries/ca/mcgill/ecse/dslreasoner/standalone/test/yakindu/queries/yakinduPatterns.vql
+ */
+package ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries;
+import ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Synchronization;
+import ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Vertex;
+import ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.Transition;
+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.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.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;
+/**
+ * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
+ * 
+ * <p>Original source:
+ *         <code><pre>
+ *         {@literal @}Constraint(severity="error", message="error", key = {s})
+ *         pattern SynchronizedIncomingInSameRegion(s : Synchronization, v1 : Vertex, v2 : Vertex) {
+ *              find transition(t1, v1, s);
+ *              find transition(t2, v2, s);
+ *              t1!=t2;
+ *              Region.vertices(r, v1);
+ *              Region.vertices(r, v2);
+ *         } or {
+ *              find transition(t1, s, v1);
+ *              find transition(t2, s, v2);
+ *              t1!=t2;
+ *              Region.vertices(r, v1);
+ *              Region.vertices(r, v2);
+ *         }
+ * </pre></code>
+ * 
+ * @see Matcher
+ * @see Match
+ * 
+ */
+@SuppressWarnings("all")
+public final class SynchronizedIncomingInSameRegion extends BaseGeneratedEMFQuerySpecification<SynchronizedIncomingInSameRegion.Matcher> {
+  /**
+   * Pattern-specific match representation of the ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion 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 Synchronization fS;
+    
+    private Vertex fV1;
+    
+    private Vertex fV2;
+    
+    private static List<String> parameterNames = makeImmutableList("s", "v1", "v2");
+    
+    private Match(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      this.fS = pS;
+      this.fV1 = pV1;
+      this.fV2 = pV2;
+    }
+    
+    @Override
+    public Object get(final String parameterName) {
+      if ("s".equals(parameterName)) return this.fS;
+      if ("v1".equals(parameterName)) return this.fV1;
+      if ("v2".equals(parameterName)) return this.fV2;
+      return null;
+    }
+    
+    public Synchronization getS() {
+      return this.fS;
+    }
+    
+    public Vertex getV1() {
+      return this.fV1;
+    }
+    
+    public Vertex getV2() {
+      return this.fV2;
+    }
+    
+    @Override
+    public boolean set(final String parameterName, final Object newValue) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      if ("s".equals(parameterName) ) {
+          this.fS = (Synchronization) newValue;
+          return true;
+      }
+      if ("v1".equals(parameterName) ) {
+          this.fV1 = (Vertex) newValue;
+          return true;
+      }
+      if ("v2".equals(parameterName) ) {
+          this.fV2 = (Vertex) newValue;
+          return true;
+      }
+      return false;
+    }
+    
+    public void setS(final Synchronization pS) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fS = pS;
+    }
+    
+    public void setV1(final Vertex pV1) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fV1 = pV1;
+    }
+    
+    public void setV2(final Vertex pV2) {
+      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
+      this.fV2 = pV2;
+    }
+    
+    @Override
+    public String patternName() {
+      return "ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion";
+    }
+    
+    @Override
+    public List<String> parameterNames() {
+      return SynchronizedIncomingInSameRegion.Match.parameterNames;
+    }
+    
+    @Override
+    public Object[] toArray() {
+      return new Object[]{fS, fV1, fV2};
+    }
+    
+    @Override
+    public SynchronizedIncomingInSameRegion.Match toImmutable() {
+      return isMutable() ? newMatch(fS, fV1, fV2) : this;
+    }
+    
+    @Override
+    public String prettyPrint() {
+      StringBuilder result = new StringBuilder();
+      result.append("\"s\"=" + prettyPrintValue(fS) + ", ");
+      result.append("\"v1\"=" + prettyPrintValue(fV1) + ", ");
+      result.append("\"v2\"=" + prettyPrintValue(fV2));
+      return result.toString();
+    }
+    
+    @Override
+    public int hashCode() {
+      return Objects.hash(fS, fV1, fV2);
+    }
+    
+    @Override
+    public boolean equals(final Object obj) {
+      if (this == obj)
+          return true;
+      if (obj == null) {
+          return false;
+      }
+      if ((obj instanceof SynchronizedIncomingInSameRegion.Match)) {
+          SynchronizedIncomingInSameRegion.Match other = (SynchronizedIncomingInSameRegion.Match) obj;
+          return Objects.equals(fS, other.fS) && Objects.equals(fV1, other.fV1) && Objects.equals(fV2, other.fV2);
+      } 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 SynchronizedIncomingInSameRegion specification() {
+      return SynchronizedIncomingInSameRegion.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 SynchronizedIncomingInSameRegion.Match newEmptyMatch() {
+      return new Mutable(null, 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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return the new, mutable (partial) match object.
+     * 
+     */
+    public static SynchronizedIncomingInSameRegion.Match newMutableMatch(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return new Mutable(pS, pV1, pV2);
+    }
+    
+    /**
+     * 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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public static SynchronizedIncomingInSameRegion.Match newMatch(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return new Immutable(pS, pV1, pV2);
+    }
+    
+    private static final class Mutable extends SynchronizedIncomingInSameRegion.Match {
+      Mutable(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+        super(pS, pV1, pV2);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return true;
+      }
+    }
+    
+    private static final class Immutable extends SynchronizedIncomingInSameRegion.Match {
+      Immutable(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+        super(pS, pV1, pV2);
+      }
+      
+      @Override
+      public boolean isMutable() {
+        return false;
+      }
+    }
+  }
+  
+  /**
+   * Generated pattern matcher API of the ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion 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(severity="error", message="error", key = {s})
+   * pattern SynchronizedIncomingInSameRegion(s : Synchronization, v1 : Vertex, v2 : Vertex) {
+   *    find transition(t1, v1, s);
+   *    find transition(t2, v2, s);
+   *    t1!=t2;
+   *    Region.vertices(r, v1);
+   *    Region.vertices(r, v2);
+   * } or {
+   *    find transition(t1, s, v1);
+   *    find transition(t2, s, v2);
+   *    t1!=t2;
+   *    Region.vertices(r, v1);
+   *    Region.vertices(r, v2);
+   * }
+   * </pre></code>
+   * 
+   * @see Match
+   * @see SynchronizedIncomingInSameRegion
+   * 
+   */
+  public static class Matcher extends BaseMatcher<SynchronizedIncomingInSameRegion.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 SynchronizedIncomingInSameRegion.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 SynchronizedIncomingInSameRegion.Matcher create() {
+      return new Matcher();
+    }
+    
+    private final static int POSITION_S = 0;
+    
+    private final static int POSITION_V1 = 1;
+    
+    private final static int POSITION_V2 = 2;
+    
+    private final static Logger LOGGER = ViatraQueryLoggingUtil.getLogger(SynchronizedIncomingInSameRegion.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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return matches represented as a Match object.
+     * 
+     */
+    public Collection<SynchronizedIncomingInSameRegion.Match> getAllMatches(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return rawStreamAllMatches(new Object[]{pS, pV1, pV2}).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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return a stream of matches represented as a Match object.
+     * 
+     */
+    public Stream<SynchronizedIncomingInSameRegion.Match> streamAllMatches(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return rawStreamAllMatches(new Object[]{pS, pV1, pV2});
+    }
+    
+    /**
+     * 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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return a match represented as a Match object, or null if no match is found.
+     * 
+     */
+    public Optional<SynchronizedIncomingInSameRegion.Match> getOneArbitraryMatch(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return rawGetOneArbitraryMatch(new Object[]{pS, pV1, pV2});
+    }
+    
+    /**
+     * 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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return true if the input is a valid (partial) match of the pattern.
+     * 
+     */
+    public boolean hasMatch(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return rawHasMatch(new Object[]{pS, pV1, pV2});
+    }
+    
+    /**
+     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
+     * @param pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return the number of pattern matches found.
+     * 
+     */
+    public int countMatches(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return rawCountMatches(new Object[]{pS, pV1, pV2});
+    }
+    
+    /**
+     * 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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, 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 Synchronization pS, final Vertex pV1, final Vertex pV2, final Consumer<? super SynchronizedIncomingInSameRegion.Match> processor) {
+      return rawForOneArbitraryMatch(new Object[]{pS, pV1, pV2}, 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 pS the fixed value of pattern parameter s, or null if not bound.
+     * @param pV1 the fixed value of pattern parameter v1, or null if not bound.
+     * @param pV2 the fixed value of pattern parameter v2, or null if not bound.
+     * @return the (partial) match object.
+     * 
+     */
+    public SynchronizedIncomingInSameRegion.Match newMatch(final Synchronization pS, final Vertex pV1, final Vertex pV2) {
+      return SynchronizedIncomingInSameRegion.Match.newMatch(pS, pV1, pV2);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<Synchronization> rawStreamAllValuesOfs(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_S, parameters).map(Synchronization.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Synchronization> getAllValuesOfs() {
+      return rawStreamAllValuesOfs(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<Synchronization> streamAllValuesOfs() {
+      return rawStreamAllValuesOfs(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * </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<Synchronization> streamAllValuesOfs(final SynchronizedIncomingInSameRegion.Match partialMatch) {
+      return rawStreamAllValuesOfs(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * </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<Synchronization> streamAllValuesOfs(final Vertex pV1, final Vertex pV2) {
+      return rawStreamAllValuesOfs(new Object[]{null, pV1, pV2});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Synchronization> getAllValuesOfs(final SynchronizedIncomingInSameRegion.Match partialMatch) {
+      return rawStreamAllValuesOfs(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for s.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Synchronization> getAllValuesOfs(final Vertex pV1, final Vertex pV2) {
+      return rawStreamAllValuesOfs(new Object[]{null, pV1, pV2}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<Vertex> rawStreamAllValuesOfv1(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_V1, parameters).map(Vertex.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Vertex> getAllValuesOfv1() {
+      return rawStreamAllValuesOfv1(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<Vertex> streamAllValuesOfv1() {
+      return rawStreamAllValuesOfv1(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * </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<Vertex> streamAllValuesOfv1(final SynchronizedIncomingInSameRegion.Match partialMatch) {
+      return rawStreamAllValuesOfv1(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * </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<Vertex> streamAllValuesOfv1(final Synchronization pS, final Vertex pV2) {
+      return rawStreamAllValuesOfv1(new Object[]{pS, null, pV2});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Vertex> getAllValuesOfv1(final SynchronizedIncomingInSameRegion.Match partialMatch) {
+      return rawStreamAllValuesOfv1(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v1.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Vertex> getAllValuesOfv1(final Synchronization pS, final Vertex pV2) {
+      return rawStreamAllValuesOfv1(new Object[]{pS, null, pV2}).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    protected Stream<Vertex> rawStreamAllValuesOfv2(final Object[] parameters) {
+      return rawStreamAllValues(POSITION_V2, parameters).map(Vertex.class::cast);
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Vertex> getAllValuesOfv2() {
+      return rawStreamAllValuesOfv2(emptyArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Stream<Vertex> streamAllValuesOfv2() {
+      return rawStreamAllValuesOfv2(emptyArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * </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<Vertex> streamAllValuesOfv2(final SynchronizedIncomingInSameRegion.Match partialMatch) {
+      return rawStreamAllValuesOfv2(partialMatch.toArray());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * </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<Vertex> streamAllValuesOfv2(final Synchronization pS, final Vertex pV1) {
+      return rawStreamAllValuesOfv2(new Object[]{pS, pV1, null});
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Vertex> getAllValuesOfv2(final SynchronizedIncomingInSameRegion.Match partialMatch) {
+      return rawStreamAllValuesOfv2(partialMatch.toArray()).collect(Collectors.toSet());
+    }
+    
+    /**
+     * Retrieve the set of values that occur in matches for v2.
+     * @return the Set of all values or empty set if there are no matches
+     * 
+     */
+    public Set<Vertex> getAllValuesOfv2(final Synchronization pS, final Vertex pV1) {
+      return rawStreamAllValuesOfv2(new Object[]{pS, pV1, null}).collect(Collectors.toSet());
+    }
+    
+    @Override
+    protected SynchronizedIncomingInSameRegion.Match tupleToMatch(final Tuple t) {
+      try {
+          return SynchronizedIncomingInSameRegion.Match.newMatch((Synchronization) t.get(POSITION_S), (Vertex) t.get(POSITION_V1), (Vertex) t.get(POSITION_V2));
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in tuple not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected SynchronizedIncomingInSameRegion.Match arrayToMatch(final Object[] match) {
+      try {
+          return SynchronizedIncomingInSameRegion.Match.newMatch((Synchronization) match[POSITION_S], (Vertex) match[POSITION_V1], (Vertex) match[POSITION_V2]);
+      } catch(ClassCastException e) {
+          LOGGER.error("Element(s) in array not properly typed!",e);
+          return null;
+      }
+    }
+    
+    @Override
+    protected SynchronizedIncomingInSameRegion.Match arrayToMatchMutable(final Object[] match) {
+      try {
+          return SynchronizedIncomingInSameRegion.Match.newMutableMatch((Synchronization) match[POSITION_S], (Vertex) match[POSITION_V1], (Vertex) match[POSITION_V2]);
+      } 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<SynchronizedIncomingInSameRegion.Matcher> querySpecification() {
+      return SynchronizedIncomingInSameRegion.instance();
+    }
+  }
+  
+  private SynchronizedIncomingInSameRegion() {
+    super(GeneratedPQuery.INSTANCE);
+  }
+  
+  /**
+   * @return the singleton instance of the query specification
+   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
+   * 
+   */
+  public static SynchronizedIncomingInSameRegion instance() {
+    try{
+        return LazyHolder.INSTANCE;
+    } catch (ExceptionInInitializerError err) {
+        throw processInitializerError(err);
+    }
+  }
+  
+  @Override
+  protected SynchronizedIncomingInSameRegion.Matcher instantiate(final ViatraQueryEngine engine) {
+    return SynchronizedIncomingInSameRegion.Matcher.on(engine);
+  }
+  
+  @Override
+  public SynchronizedIncomingInSameRegion.Matcher instantiate() {
+    return SynchronizedIncomingInSameRegion.Matcher.create();
+  }
+  
+  @Override
+  public SynchronizedIncomingInSameRegion.Match newEmptyMatch() {
+    return SynchronizedIncomingInSameRegion.Match.newEmptyMatch();
+  }
+  
+  @Override
+  public SynchronizedIncomingInSameRegion.Match newMatch(final Object... parameters) {
+    return SynchronizedIncomingInSameRegion.Match.newMatch((ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Synchronization) parameters[0], (ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Vertex) parameters[1], (ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Vertex) parameters[2]);
+  }
+  
+  /**
+   * Inner class allowing the singleton instance of {@link JvmGenericType: ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion (visibility: PUBLIC, simpleName: SynchronizedIncomingInSameRegion, identifier: ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion, deprecated: <unset>) (abstract: false, static: false, final: true, packageName: ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries) (interface: false, strictFloatingPoint: false, anonymous: false)} to be created 
+   *     <b>not</b> at the class load time of the outer class, 
+   *     but rather at the first call to {@link JvmGenericType: ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion (visibility: PUBLIC, simpleName: SynchronizedIncomingInSameRegion, identifier: ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion, deprecated: <unset>) (abstract: false, static: false, final: true, packageName: ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries) (interface: false, strictFloatingPoint: false, anonymous: false)#instance()}.
+   * 
+   * <p> This workaround is required e.g. to support recursion.
+   * 
+   */
+  private static class LazyHolder {
+    private final static SynchronizedIncomingInSameRegion INSTANCE = new SynchronizedIncomingInSameRegion();
+    
+    /**
+     * 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 final static Object STATIC_INITIALIZER = ensureInitialized();
+    
+    public static Object ensureInitialized() {
+      INSTANCE.ensureInitializedInternal();
+      return null;
+    }
+  }
+  
+  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
+    private final static SynchronizedIncomingInSameRegion.GeneratedPQuery INSTANCE = new GeneratedPQuery();
+    
+    private final PParameter parameter_s = new PParameter("s", "ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Synchronization", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("YakinduMetamodel", "Synchronization")), PParameterDirection.INOUT);
+    
+    private final PParameter parameter_v1 = new PParameter("v1", "ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Vertex", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("YakinduMetamodel", "Vertex")), PParameterDirection.INOUT);
+    
+    private final PParameter parameter_v2 = new PParameter("v2", "ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.Vertex", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("YakinduMetamodel", "Vertex")), PParameterDirection.INOUT);
+    
+    private final List<PParameter> parameters = Arrays.asList(parameter_s, parameter_v1, parameter_v2);
+    
+    private GeneratedPQuery() {
+      super(PVisibility.PUBLIC);
+    }
+    
+    @Override
+    public String getFullyQualifiedName() {
+      return "ca.mcgill.ecse.dslreasoner.standalone.test.yakindu.queries.SynchronizedIncomingInSameRegion";
+    }
+    
+    @Override
+    public List<String> getParameterNames() {
+      return Arrays.asList("s","v1","v2");
+    }
+    
+    @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_s = body.getOrCreateVariableByName("s");
+          PVariable var_v1 = body.getOrCreateVariableByName("v1");
+          PVariable var_v2 = body.getOrCreateVariableByName("v2");
+          PVariable var_t1 = body.getOrCreateVariableByName("t1");
+          PVariable var_t2 = body.getOrCreateVariableByName("t2");
+          PVariable var_r = body.getOrCreateVariableByName("r");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_s), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Synchronization")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_v1), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_v2), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_s, parameter_s),
+             new ExportedParameter(body, var_v1, parameter_v1),
+             new ExportedParameter(body, var_v2, parameter_v2)
+          ));
+          //    find transition(t1, v1, s)
+          new PositivePatternCall(body, Tuples.flatTupleOf(var_t1, var_v1, var_s), Transition.instance().getInternalQueryRepresentation());
+          //    find transition(t2, v2, s)
+          new PositivePatternCall(body, Tuples.flatTupleOf(var_t2, var_v2, var_s), Transition.instance().getInternalQueryRepresentation());
+          //    t1!=t2
+          new Inequality(body, var_t1, var_t2);
+          //    Region.vertices(r, v1)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Region")));
+          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("YakinduMetamodel", "Region", "vertices")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          new Equality(body, var__virtual_0_, var_v1);
+          //    Region.vertices(r, v2)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Region")));
+          PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("YakinduMetamodel", "Region", "vertices")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          new Equality(body, var__virtual_1_, var_v2);
+          bodies.add(body);
+      }
+      {
+          PBody body = new PBody(this);
+          PVariable var_s = body.getOrCreateVariableByName("s");
+          PVariable var_v1 = body.getOrCreateVariableByName("v1");
+          PVariable var_v2 = body.getOrCreateVariableByName("v2");
+          PVariable var_t1 = body.getOrCreateVariableByName("t1");
+          PVariable var_t2 = body.getOrCreateVariableByName("t2");
+          PVariable var_r = body.getOrCreateVariableByName("r");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_s), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Synchronization")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_v1), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var_v2), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
+             new ExportedParameter(body, var_s, parameter_s),
+             new ExportedParameter(body, var_v1, parameter_v1),
+             new ExportedParameter(body, var_v2, parameter_v2)
+          ));
+          //    find transition(t1, s, v1)
+          new PositivePatternCall(body, Tuples.flatTupleOf(var_t1, var_s, var_v1), Transition.instance().getInternalQueryRepresentation());
+          //    find transition(t2, s, v2)
+          new PositivePatternCall(body, Tuples.flatTupleOf(var_t2, var_s, var_v2), Transition.instance().getInternalQueryRepresentation());
+          //    t1!=t2
+          new Inequality(body, var_t1, var_t2);
+          //    Region.vertices(r, v1)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Region")));
+          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("YakinduMetamodel", "Region", "vertices")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          new Equality(body, var__virtual_0_, var_v1);
+          //    Region.vertices(r, v2)
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Region")));
+          PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
+          new TypeConstraint(body, Tuples.flatTupleOf(var_r, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("YakinduMetamodel", "Region", "vertices")));
+          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("YakinduMetamodel", "Vertex")));
+          new Equality(body, var__virtual_1_, var_v2);
+          bodies.add(body);
+      }
+      {
+          PAnnotation annotation = new PAnnotation("Constraint");
+          annotation.addAttribute("severity", "error");
+          annotation.addAttribute("message", "error");
+          annotation.addAttribute("key", Arrays.asList(new Object[] {
+                              new ParameterReference("s")
+                              }));
+          addAnnotation(annotation);
+      }
+      return bodies;
+    }
+  }
+}