diff --git a/code/languages/com.mbeddr.mpsutil/languages/com.mbeddr.mpsutil.compare/languageModels/typesystem.mps b/code/languages/com.mbeddr.mpsutil/languages/com.mbeddr.mpsutil.compare/languageModels/typesystem.mps
index 3948d0096d..8ea8a2b72c 100644
--- a/code/languages/com.mbeddr.mpsutil/languages/com.mbeddr.mpsutil.compare/languageModels/typesystem.mps
+++ b/code/languages/com.mbeddr.mpsutil/languages/com.mbeddr.mpsutil.compare/languageModels/typesystem.mps
@@ -287,56 +287,86 @@
     <property role="TrG5h" value="typeof_AreEqualExpression" />
     <property role="18ip37" value="true" />
     <node concept="3clFbS" id="1_DWnhqnLJy" role="18ibNy">
-      <node concept="1Z5TYs" id="1_DWnhqnLLK" role="3cqZAp">
-        <node concept="mw_s8" id="1_DWnhqnLLL" role="1ZfhKB">
-          <node concept="2c44tf" id="1_DWnhqnLLM" role="mwGJk">
-            <node concept="_YKpA" id="1_DWnhqnLLN" role="2c44tc">
-              <node concept="3uibUv" id="1_DWnhqnLLO" role="_ZDj9">
-                <ref role="3uigEE" to="mqum:DYlgnBstFb" resolve="IgnoredProperty" />
+      <node concept="3clFbJ" id="5ktnDmVWVUo" role="3cqZAp">
+        <node concept="3clFbS" id="5ktnDmVWVUq" role="3clFbx">
+          <node concept="1Z5TYs" id="1_DWnhqnLLK" role="3cqZAp">
+            <node concept="mw_s8" id="1_DWnhqnLLL" role="1ZfhKB">
+              <node concept="2c44tf" id="1_DWnhqnLLM" role="mwGJk">
+                <node concept="_YKpA" id="1_DWnhqnLLN" role="2c44tc">
+                  <node concept="3uibUv" id="1_DWnhqnLLO" role="_ZDj9">
+                    <ref role="3uigEE" to="mqum:DYlgnBstFb" resolve="IgnoredProperty" />
+                  </node>
+                </node>
               </node>
             </node>
-          </node>
-        </node>
-        <node concept="mw_s8" id="1_DWnhqnLLP" role="1ZfhK$">
-          <node concept="1Z2H0r" id="1_DWnhqnLLQ" role="mwGJk">
-            <node concept="2OqwBi" id="1_DWnhqnLLR" role="1Z2MuG">
-              <node concept="1YBJjd" id="1_DWnhqnMcx" role="2Oq$k0">
-                <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
-              </node>
-              <node concept="3TrEf2" id="1_DWnhqnMW6" role="2OqNvi">
-                <ref role="3Tt5mk" to="8do3:1_DWnhqnLaj" resolve="ignoredProperties" />
+            <node concept="mw_s8" id="1_DWnhqnLLP" role="1ZfhK$">
+              <node concept="1Z2H0r" id="1_DWnhqnLLQ" role="mwGJk">
+                <node concept="2OqwBi" id="1_DWnhqnLLR" role="1Z2MuG">
+                  <node concept="1YBJjd" id="1_DWnhqnMcx" role="2Oq$k0">
+                    <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+                  </node>
+                  <node concept="3TrEf2" id="1_DWnhqnMW6" role="2OqNvi">
+                    <ref role="3Tt5mk" to="8do3:1_DWnhqnLaj" resolve="ignoredProperties" />
+                  </node>
+                </node>
               </node>
             </node>
+            <node concept="1YBJjd" id="77BxNvs6v4$" role="1ZmcU8">
+              <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+            </node>
           </node>
         </node>
-        <node concept="1YBJjd" id="77BxNvs6v4$" role="1ZmcU8">
-          <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
-        </node>
-      </node>
-      <node concept="1Z5TYs" id="3qPjHtY$at_" role="3cqZAp">
-        <node concept="mw_s8" id="3qPjHtY$atA" role="1ZfhKB">
-          <node concept="2c44tf" id="3qPjHtY$atB" role="mwGJk">
-            <node concept="_YKpA" id="3qPjHtY$atC" role="2c44tc">
-              <node concept="3uibUv" id="1c$j_OGo8u9" role="_ZDj9">
-                <ref role="3uigEE" to="mqum:2mzdNw3ouFX" resolve="IgnoredReference" />
-              </node>
+        <node concept="2OqwBi" id="5ktnDmVWW7z" role="3clFbw">
+          <node concept="2OqwBi" id="5ktnDmVWWJs" role="2Oq$k0">
+            <node concept="1YBJjd" id="5ktnDmVWVUz" role="2Oq$k0">
+              <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+            </node>
+            <node concept="3TrEf2" id="5ktnDmVWXqr" role="2OqNvi">
+              <ref role="3Tt5mk" to="8do3:1_DWnhqnLaj" resolve="ignoredProperties" />
             </node>
           </node>
+          <node concept="3x8VRR" id="5ktnDmVWWtL" role="2OqNvi" />
         </node>
-        <node concept="mw_s8" id="3qPjHtY$atE" role="1ZfhK$">
-          <node concept="1Z2H0r" id="3qPjHtY$atF" role="mwGJk">
-            <node concept="2OqwBi" id="3qPjHtY$atG" role="1Z2MuG">
-              <node concept="1YBJjd" id="3qPjHtY$atH" role="2Oq$k0">
-                <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+      </node>
+      <node concept="3clFbJ" id="5ktnDmVWW$G" role="3cqZAp">
+        <node concept="3clFbS" id="5ktnDmVWW$I" role="3clFbx">
+          <node concept="1Z5TYs" id="3qPjHtY$at_" role="3cqZAp">
+            <node concept="mw_s8" id="3qPjHtY$atA" role="1ZfhKB">
+              <node concept="2c44tf" id="3qPjHtY$atB" role="mwGJk">
+                <node concept="_YKpA" id="3qPjHtY$atC" role="2c44tc">
+                  <node concept="3uibUv" id="1c$j_OGo8u9" role="_ZDj9">
+                    <ref role="3uigEE" to="mqum:2mzdNw3ouFX" resolve="IgnoredReference" />
+                  </node>
+                </node>
               </node>
-              <node concept="3TrEf2" id="3qPjHtY$aIY" role="2OqNvi">
-                <ref role="3Tt5mk" to="8do3:3qPjHtY$alZ" resolve="ignoredReferences" />
+            </node>
+            <node concept="mw_s8" id="3qPjHtY$atE" role="1ZfhK$">
+              <node concept="1Z2H0r" id="3qPjHtY$atF" role="mwGJk">
+                <node concept="2OqwBi" id="3qPjHtY$atG" role="1Z2MuG">
+                  <node concept="1YBJjd" id="3qPjHtY$atH" role="2Oq$k0">
+                    <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+                  </node>
+                  <node concept="3TrEf2" id="3qPjHtY$aIY" role="2OqNvi">
+                    <ref role="3Tt5mk" to="8do3:3qPjHtY$alZ" resolve="ignoredReferences" />
+                  </node>
+                </node>
               </node>
             </node>
+            <node concept="1YBJjd" id="77BxNvs6v4x" role="1ZmcU8">
+              <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+            </node>
           </node>
         </node>
-        <node concept="1YBJjd" id="77BxNvs6v4x" role="1ZmcU8">
-          <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+        <node concept="2OqwBi" id="5ktnDmVWXOT" role="3clFbw">
+          <node concept="2OqwBi" id="5ktnDmVWXyY" role="2Oq$k0">
+            <node concept="1YBJjd" id="5ktnDmVWXws" role="2Oq$k0">
+              <ref role="1YBMHb" node="1_DWnhqnLJ$" resolve="areEqualExpression" />
+            </node>
+            <node concept="3TrEf2" id="5ktnDmVWXBY" role="2OqNvi">
+              <ref role="3Tt5mk" to="8do3:3qPjHtY$alZ" resolve="ignoredReferences" />
+            </node>
+          </node>
+          <node concept="3x8VRR" id="5ktnDmVWY73" role="2OqNvi" />
         </node>
       </node>
       <node concept="1ZobV4" id="1_DWnhqnLLU" role="3cqZAp">
diff --git a/code/languages/com.mbeddr.mpsutil/tests/test.com.mbeddr.mpsutil.compare/models/test/com/mbeddr/mpsutil/compare/ts@tests.mps b/code/languages/com.mbeddr.mpsutil/tests/test.com.mbeddr.mpsutil.compare/models/test/com/mbeddr/mpsutil/compare/ts@tests.mps
index 61db108eb0..b392c950d7 100644
--- a/code/languages/com.mbeddr.mpsutil/tests/test.com.mbeddr.mpsutil.compare/models/test/com/mbeddr/mpsutil/compare/ts@tests.mps
+++ b/code/languages/com.mbeddr.mpsutil/tests/test.com.mbeddr.mpsutil.compare/models/test/com/mbeddr/mpsutil/compare/ts@tests.mps
@@ -836,10 +836,10 @@
   </node>
   <node concept="1lH9Xt" id="5ktnDmVWo_W">
     <property role="3DII0k" value="2hh8MJdVwqX/command" />
-    <property role="TrG5h" value="AssertNodeEquals" />
+    <property role="TrG5h" value="ValidationCheck" />
     <node concept="1qefOq" id="5ktnDmVWo_X" role="1SKRRt">
       <node concept="312cEu" id="5ktnDmVWo_Z" role="1qenE9">
-        <property role="TrG5h" value="MyClass" />
+        <property role="TrG5h" value="AssertNodeEquals" />
         <node concept="2YIFZL" id="5ktnDmVWoBq" role="jymVt">
           <property role="TrG5h" value="x" />
           <node concept="3clFbS" id="5ktnDmVWoBt" role="3clF47">
@@ -871,6 +871,42 @@
         <node concept="3Tm1VV" id="5ktnDmVWoA0" role="1B3o_S" />
       </node>
     </node>
+    <node concept="1qefOq" id="5ktnDmVWUZS" role="1SKRRt">
+      <node concept="312cEu" id="5ktnDmVWUZT" role="1qenE9">
+        <property role="TrG5h" value="AreEqualExpression" />
+        <node concept="2YIFZL" id="5ktnDmVWUZU" role="jymVt">
+          <property role="TrG5h" value="x" />
+          <node concept="3clFbS" id="5ktnDmVWUZV" role="3clF47">
+            <node concept="3clFbF" id="5ktnDmVWV1y" role="3cqZAp">
+              <node concept="13dIca" id="5ktnDmVWVnq" role="3clFbG">
+                <node concept="37vLTw" id="5ktnDmVWVoj" role="3uHU7w">
+                  <ref role="3cqZAo" node="5ktnDmVWV05" resolve="b" />
+                </node>
+                <node concept="37vLTw" id="5ktnDmVWV1w" role="3uHU7B">
+                  <ref role="3cqZAo" node="5ktnDmVWV03" resolve="a" />
+                </node>
+                <node concept="7CXmI" id="5ktnDmVWV_V" role="lGtFl">
+                  <node concept="7OXhh" id="5ktnDmVWVAq" role="7EUXB">
+                    <property role="GvXf4" value="true" />
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="3Tm1VV" id="5ktnDmVWV01" role="1B3o_S" />
+          <node concept="3cqZAl" id="5ktnDmVWV02" role="3clF45" />
+          <node concept="37vLTG" id="5ktnDmVWV03" role="3clF46">
+            <property role="TrG5h" value="a" />
+            <node concept="3Tqbb2" id="5ktnDmVWV04" role="1tU5fm" />
+          </node>
+          <node concept="37vLTG" id="5ktnDmVWV05" role="3clF46">
+            <property role="TrG5h" value="b" />
+            <node concept="3Tqbb2" id="5ktnDmVWV06" role="1tU5fm" />
+          </node>
+        </node>
+        <node concept="3Tm1VV" id="5ktnDmVWV07" role="1B3o_S" />
+      </node>
+    </node>
   </node>
 </model>