diff --git a/compling.core/source/compling/grammar/ecg/Grammar.java b/compling.core/source/compling/grammar/ecg/Grammar.java
index e0c8016..03acaed 100644
--- a/compling.core/source/compling/grammar/ecg/Grammar.java
+++ b/compling.core/source/compling/grammar/ecg/Grammar.java
@@ -413,6 +413,15 @@ public Block(String kind, String type) {
 			this.kind = kind;
 			this.type = type;
 		}
+		
+		
+		public String toString() {
+			StringBuffer formatted = new StringBuffer();
+			for (Constraint c : constraints) {
+				formatted.append(c.toString() + "\n");
+			}
+			return formatted.toString();
+		}
 
 		public Block clone() {
 			return clone(true);
diff --git a/compling.core/source/compling/grammar/ecg/GrammarChecker.java b/compling.core/source/compling/grammar/ecg/GrammarChecker.java
index e535d45..b5459fe 100644
--- a/compling.core/source/compling/grammar/ecg/GrammarChecker.java
+++ b/compling.core/source/compling/grammar/ecg/GrammarChecker.java
@@ -608,9 +608,20 @@ private static void addParentInfo(Block child, Block parent, Primitive childPrim
 			for (SlotChain sc : c.getArguments()) {
 				newArgs.add(new ECGSlotChain(sc.toString()));
 			}
+			Constraint newConstraint = new Constraint(c.getOperator(), c.getSource(), c.getValue(), c.overridden(), newArgs);
+			//if (!newConstraint.get)
+			boolean found = true;
+			// seantrott: added check for constraints
+			for (Constraint c2 : child.getConstraints()) {
+				if (c2.getArguments().get(0).toString().equals(c.getArguments().get(0).toString())) {
+					found = false;
+				}
+			}
+			if (found) {
 			child.getConstraints().add(
 					new Constraint(c.getOperator(), c.getSource(), c.getValue(), c.overridden(),
 							newArgs));
+			}
 		}
 		// =======
 		// private static void addParentInfo(Block child, Block parent, String
@@ -624,7 +635,8 @@ private static void addParentInfo(Block child, Block parent, Primitive childPrim
 		// c.getSource(), c.getValue(), c.overridden(), newArgs));
 		// }
 		// >>>>>>> 1.29
-		child.getConstraints().addAll(parent.getConstraints());
+		// TODO: This is a big thing to comment out. Check.
+		//child.getConstraints().addAll(parent.getConstraints());
 		addInheritedRoles(child.getElements(), parent.getElements(), childPrimitive, errorListener);
 		addInheritedRoles(child.getEvokedElements(), parent.getEvokedElements(), childPrimitive,
 				errorListener);
@@ -648,6 +660,7 @@ private static void updateRoles(Primitive primitive, Set<Role> roles, TypeSystem
 			Grammar g, IErrorListener errorListener) {
 		String source = primitive.getName();
 		for (Role r : roles) {
+
 			r.setSource(source);
 			if (r.getName().equals(ECGConstants.FORM_POLE)
 					|| r.getName().equals(ECGConstants.MEANING_POLE)) {
diff --git a/compling.core/source/compling/grammar/unificationgrammar/UnificationGrammar.java b/compling.core/source/compling/grammar/unificationgrammar/UnificationGrammar.java
index 7871a7e..afb9321 100644
--- a/compling.core/source/compling/grammar/unificationgrammar/UnificationGrammar.java
+++ b/compling.core/source/compling/grammar/unificationgrammar/UnificationGrammar.java
@@ -251,6 +251,7 @@ public Constraint(String operator, List<SlotChain> arguments) {
 			this.operator = operator;
 			this.arguments = arguments;
 		}
+	
 
 		public Constraint(String operator, SlotChain arg1, SlotChain arg2) {
 			arguments = new ArrayList<SlotChain>();
diff --git a/compling.core/source/compling/parser/ecgparser/LeftCornerParser.java b/compling.core/source/compling/parser/ecgparser/LeftCornerParser.java
index e07fa50..0a1eb19 100644
--- a/compling.core/source/compling/parser/ecgparser/LeftCornerParser.java
+++ b/compling.core/source/compling/parser/ecgparser/LeftCornerParser.java
@@ -401,6 +401,7 @@ public PriorityQueue<List<T>> getBestPartialParses(Utterance<Word, String> utter
 		        List<ECGToken> tokens = this.tokenReader.getToken(lemma);
 		        for (ECGToken token : tokens) {
 		        	Construction parent = token.parent;
+		        	
 		        	String[] inflections = morpher.getInflections(lemma, wordform);
 		        	for (String inf : inflections) {
 		        		//int what = this.meaning_morphTable.get(inf).length - 1;