diff --git a/coderules/languages/jetbrains.mps.lang.coderules/languageModels/jetbrains.mps.lang.coderules.analysis.mps b/coderules/languages/jetbrains.mps.lang.coderules/languageModels/jetbrains.mps.lang.coderules.analysis.mps
index cebcd160..4de8e528 100644
--- a/coderules/languages/jetbrains.mps.lang.coderules/languageModels/jetbrains.mps.lang.coderules.analysis.mps
+++ b/coderules/languages/jetbrains.mps.lang.coderules/languageModels/jetbrains.mps.lang.coderules.analysis.mps
@@ -161,6 +161,11 @@
       <concept id="1178549954367" name="jetbrains.mps.baseLanguage.structure.IVisible" flags="ng" index="1B3ioH">
         <child id="1178549979242" name="visibility" index="1B3o_S" />
       </concept>
+      <concept id="1163668896201" name="jetbrains.mps.baseLanguage.structure.TernaryOperatorExpression" flags="nn" index="3K4zz7">
+        <child id="1163668914799" name="condition" index="3K4Cdx" />
+        <child id="1163668922816" name="ifTrue" index="3K4E3e" />
+        <child id="1163668934364" name="ifFalse" index="3K4GZi" />
+      </concept>
       <concept id="6329021646629104954" name="jetbrains.mps.baseLanguage.structure.SingleLineComment" flags="nn" index="3SKdUt">
         <child id="1350122676458893092" name="text" index="3ndbpf" />
       </concept>
@@ -206,7 +211,6 @@
         <child id="1177027386292" name="conceptArgument" index="cj9EA" />
       </concept>
       <concept id="1171999116870" name="jetbrains.mps.lang.smodel.structure.Node_IsNullOperation" flags="nn" index="3w_OXm" />
-      <concept id="1144100932627" name="jetbrains.mps.lang.smodel.structure.OperationParm_Inclusion" flags="ng" index="1xIGOp" />
       <concept id="1144101972840" name="jetbrains.mps.lang.smodel.structure.OperationParm_Concept" flags="ng" index="1xMEDy">
         <child id="1207343664468" name="conceptArgument" index="ri$Ld" />
       </concept>
@@ -248,6 +252,9 @@
         <child id="1226511765987" name="elementType" index="2hN53Y" />
       </concept>
       <concept id="1226516258405" name="jetbrains.mps.baseLanguage.collections.structure.HashSetCreator" flags="nn" index="2i4dXS" />
+      <concept id="1224414427926" name="jetbrains.mps.baseLanguage.collections.structure.SequenceCreator" flags="nn" index="kMnCb">
+        <child id="1224414456414" name="elementType" index="kMuH3" />
+      </concept>
       <concept id="1151688443754" name="jetbrains.mps.baseLanguage.collections.structure.ListType" flags="in" index="_YKpA">
         <child id="1151688676805" name="elementType" index="_ZDj9" />
       </concept>
@@ -264,9 +271,11 @@
       </concept>
       <concept id="1235566554328" name="jetbrains.mps.baseLanguage.collections.structure.AnyOperation" flags="nn" index="2HwmR7" />
       <concept id="1237721394592" name="jetbrains.mps.baseLanguage.collections.structure.AbstractContainerCreator" flags="nn" index="HWqM0">
+        <child id="1237721435808" name="initValue" index="HW$Y0" />
         <child id="1237721435807" name="elementType" index="HW$YZ" />
         <child id="1562299158920737514" name="initSize" index="3lWHg$" />
       </concept>
+      <concept id="1227026082377" name="jetbrains.mps.baseLanguage.collections.structure.RemoveFirstElementOperation" flags="nn" index="2Kt2Hk" />
       <concept id="1201306600024" name="jetbrains.mps.baseLanguage.collections.structure.ContainsKeyOperation" flags="nn" index="2Nt0df">
         <child id="1201654602639" name="key" index="38cxEo" />
       </concept>
@@ -284,6 +293,7 @@
         <child id="1197687026896" name="keyType" index="3rHrn6" />
         <child id="1197687035757" name="valueType" index="3rHtpV" />
       </concept>
+      <concept id="1165525191778" name="jetbrains.mps.baseLanguage.collections.structure.GetFirstOperation" flags="nn" index="1uHKPH" />
       <concept id="1202120902084" name="jetbrains.mps.baseLanguage.collections.structure.WhereOperation" flags="nn" index="3zZkjj" />
       <concept id="1202128969694" name="jetbrains.mps.baseLanguage.collections.structure.SelectOperation" flags="nn" index="3$u5V9" />
       <concept id="1197932370469" name="jetbrains.mps.baseLanguage.collections.structure.MapElement" flags="nn" index="3EllGN">
@@ -444,22 +454,22 @@
         </node>
       </node>
       <node concept="3clFbS" id="4t6qIYSHp0Q" role="3clF47">
-        <node concept="3cpWs8" id="4t6qIYSIH6T" role="3cqZAp">
-          <node concept="3cpWsn" id="4t6qIYSIH6W" role="3cpWs9">
-            <property role="TrG5h" value="varRoot" />
-            <node concept="3uibUv" id="4t6qIYSIJoc" role="1tU5fm">
-              <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
+        <node concept="3cpWs8" id="4t6qIYT94Mt" role="3cqZAp">
+          <node concept="3cpWsn" id="4t6qIYT94Mw" role="3cpWs9">
+            <property role="TrG5h" value="recursivelyDependent" />
+            <node concept="2hMVRd" id="4t6qIYT94Mp" role="1tU5fm">
+              <node concept="3uibUv" id="4t6qIYT97Uu" role="2hN53Y">
+                <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
+              </node>
             </node>
-            <node concept="2OqwBi" id="4t6qIYSIUOe" role="33vP2m">
-              <node concept="1rXfSq" id="4t6qIYSIPKq" role="2Oq$k0">
+            <node concept="1rXfSq" id="4t6qIYTbrGB" role="33vP2m">
+              <ref role="37wK5l" node="4t6qIYT9hBk" resolve="getDependentRec" />
+              <node concept="1rXfSq" id="4t6qIYTbskb" role="37wK5m">
                 <ref role="37wK5l" node="4t6qIYSK4k1" resolve="symDecl" />
-                <node concept="37vLTw" id="4t6qIYSIUfW" role="37wK5m">
+                <node concept="37vLTw" id="4t6qIYTbsX6" role="37wK5m">
                   <ref role="3cqZAo" node="4t6qIYSHLR6" resolve="var" />
                 </node>
               </node>
-              <node concept="liA8E" id="4t6qIYSIVn9" role="2OqNvi">
-                <ref role="37wK5l" node="1$LYeHxEJzC" resolve="findRoot" />
-              </node>
             </node>
           </node>
         </node>
@@ -473,19 +483,18 @@
                 <node concept="1bVj0M" id="4t6qIYSHp1w" role="23t8la">
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                     <node concept="3clFbF" id="4t6qIYSHp1y" role="3cqZAp">
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-                        <node concept="2OqwBi" id="4t6qIYSIMoK" role="2Oq$k0">
-                          <node concept="liA8E" id="4t6qIYSINv$" role="2OqNvi">
-                            <ref role="37wK5l" node="1$LYeHxEJzC" resolve="findRoot" />
-                          </node>
-                          <node concept="37vLTw" id="4t6qIYSJ63X" role="2Oq$k0">
-                            <ref role="3cqZAo" node="4t6qIYSHp1_" resolve="it" />
-                          </node>
+                      <node concept="2OqwBi" id="4t6qIYTbGcF" role="3clFbG">
+                        <node concept="37vLTw" id="4t6qIYTbCfV" role="2Oq$k0">
+                          <ref role="3cqZAo" node="4t6qIYT94Mw" resolve="recursivelyDependent" />
                         </node>
-                        <node concept="liA8E" id="4t6qIYSPZSq" role="2OqNvi">
-                          <ref role="37wK5l" to="wyt6:~Object.equals(java.lang.Object)" resolve="equals" />
-                          <node concept="37vLTw" id="4t6qIYSQ1I0" role="37wK5m">
-                            <ref role="3cqZAo" node="4t6qIYSIH6W" resolve="varRoot" />
+                        <node concept="3JPx81" id="4t6qIYTbJq4" role="2OqNvi">
+                          <node concept="2OqwBi" id="4t6qIYSIMoK" role="25WWJ7">
+                            <node concept="liA8E" id="4t6qIYSINv$" role="2OqNvi">
+                              <ref role="37wK5l" node="1$LYeHxEJzC" resolve="findRoot" />
+                            </node>
+                            <node concept="37vLTw" id="4t6qIYSJ63X" role="2Oq$k0">
+                              <ref role="3cqZAo" node="4t6qIYSHp1_" resolve="it" />
+                            </node>
                           </node>
                         </node>
                       </node>
@@ -528,7 +537,6 @@
         </node>
       </node>
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-    <node concept="2tJIrI" id="4t6qIYSIsYj" role="jymVt" />
     <node concept="2tJIrI" id="4t6qIYSIwAL" role="jymVt" />
     <node concept="3clFb_" id="4t6qIYSH_Ih" role="jymVt">
       <property role="TrG5h" value="run" />
@@ -1382,21 +1390,105 @@
     <node concept="3clFb_" id="4t6qIYSRnqC" role="jymVt">
       <property role="TrG5h" value="var2varContainer" />
       <node concept="3clFbS" id="4t6qIYSRnqF" role="3clF47">
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-              <node concept="1rXfSq" id="4t6qIYT0gDD" role="3clFbG">
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-                <node concept="37vLTw" id="4t6qIYT0h9E" role="37wK5m">
+        <node concept="3cpWs8" id="4t6qIYT7kCf" role="3cqZAp">
+          <node concept="3cpWsn" id="4t6qIYT7kCi" role="3cpWs9">
+            <property role="TrG5h" value="contained" />
+            <node concept="A3Dl8" id="4t6qIYT7kCc" role="1tU5fm">
+              <node concept="3uibUv" id="4t6qIYT7m9f" role="A3Ik2">
+                <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
+              </node>
+            </node>
+            <node concept="2OqwBi" id="1$LYeHxMFuQ" role="33vP2m">
+              <node concept="2OqwBi" id="7qe1GumMuJD" role="2Oq$k0">
+                <node concept="37vLTw" id="4t6qIYT7lnt" role="2Oq$k0">
                   <ref role="3cqZAo" node="4t6qIYSRs6S" resolve="varContainer" />
                 </node>
+                <node concept="2Rf3mk" id="7qe1GumMwx7" role="2OqNvi">
+                  <node concept="1xMEDy" id="7qe1GumMwx9" role="1xVPHs">
+                    <node concept="chp4Y" id="7qe1GumMwIS" role="ri$Ld">
+                      <ref role="cht4Q" to="5j4j:7E86$tK_OxQ" resolve="LogicalVariable" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+              <node concept="3$u5V9" id="4t6qIYT7qfr" role="2OqNvi">
+                <node concept="1bVj0M" id="4t6qIYT7qft" role="23t8la">
+                  <node concept="3clFbS" id="4t6qIYT7qfu" role="1bW5cS">
+                    <node concept="3clFbF" id="4t6qIYT7qll" role="3cqZAp">
+                      <node concept="1rXfSq" id="4t6qIYT7qlk" role="3clFbG">
+                        <ref role="37wK5l" node="1$LYeHxGjJ5" resolve="sym" />
+                        <node concept="37vLTw" id="4t6qIYT7r0x" role="37wK5m">
+                          <ref role="3cqZAo" node="4t6qIYT7qfv" resolve="it" />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                  <node concept="Rh6nW" id="4t6qIYT7qfv" role="1bW2Oz">
+                    <property role="TrG5h" value="it" />
+                    <node concept="2jxLKc" id="4t6qIYT7qfw" role="1tU5fm" />
+                  </node>
+                </node>
               </node>
             </node>
           </node>
-          <node concept="1rXfSq" id="4t6qIYT0hMX" role="3clFbw">
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-              <ref role="3cqZAo" node="4t6qIYSRpCB" resolve="var" />
+        </node>
+        <node concept="3clFbF" id="4t6qIYT8Mu_" role="3cqZAp">
+          <node concept="2OqwBi" id="4t6qIYT8NNJ" role="3clFbG">
+            <node concept="1rXfSq" id="4t6qIYT8Muz" role="2Oq$k0">
+              <ref role="37wK5l" node="1$LYeHxGjJ5" resolve="sym" />
+              <node concept="37vLTw" id="4t6qIYT8NdN" role="37wK5m">
+                <ref role="3cqZAo" node="4t6qIYSRpCB" resolve="var" />
+              </node>
+            </node>
+            <node concept="liA8E" id="4t6qIYT8Os_" role="2OqNvi">
+              <ref role="37wK5l" node="4t6qIYT8c98" resolve="addDependent" />
+              <node concept="37vLTw" id="4t6qIYT8O$a" role="37wK5m">
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+                      <node concept="3clFbF" id="4t6qIYT7$n0" role="3cqZAp">
+                        <node concept="1rXfSq" id="4t6qIYT7$mZ" role="3clFbG">
+                          <ref role="37wK5l" node="4t6qIYT7_29" resolve="markAffected" />
+                          <node concept="37vLTw" id="4t6qIYT7$X0" role="37wK5m">
+                            <ref role="3cqZAo" node="4t6qIYT7$hl" resolve="it" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="Rh6nW" id="4t6qIYT7$hl" role="1bW2Oz">
+                      <property role="TrG5h" value="it" />
+                      <node concept="2jxLKc" id="4t6qIYT7$hm" role="1tU5fm" />
+                    </node>
+                  </node>
+                </node>
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+            </node>
+          </node>
+          <node concept="22lmx$" id="7qe1GumL8HH" role="3clFbw">
+            <node concept="1rXfSq" id="7qe1GumL8UW" role="3uHU7w">
+              <ref role="37wK5l" node="7qe1GumCPHi" resolve="isNonLocal" />
+              <node concept="37vLTw" id="7qe1GumL97I" role="37wK5m">
+                <ref role="3cqZAo" node="4t6qIYSRpCB" resolve="var" />
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+            <node concept="1rXfSq" id="7qe1GumL8fe" role="3uHU7B">
+              <ref role="37wK5l" node="7qe1GumItlO" resolve="isAffected" />
+              <node concept="37vLTw" id="7qe1GumL8uH" role="37wK5m">
+                <ref role="3cqZAo" node="4t6qIYSRpCB" resolve="var" />
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             </node>
           </node>
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@@ -1798,6 +1890,181 @@
       <node concept="3cqZAl" id="7qe1GumNe_E" role="3clF45" />
     </node>
     <node concept="2tJIrI" id="1$LYeHxFYmV" role="jymVt" />
+    <node concept="2tJIrI" id="4t6qIYSIsYj" role="jymVt" />
+    <node concept="3clFb_" id="4t6qIYT9hBk" role="jymVt">
+      <property role="TrG5h" value="getDependentRec" />
+      <node concept="37vLTG" id="4t6qIYT9kKj" role="3clF46">
+        <property role="TrG5h" value="root" />
+        <node concept="3uibUv" id="4t6qIYT9mi6" role="1tU5fm">
+          <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
+        </node>
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+      <node concept="3clFbS" id="4t6qIYT9hBn" role="3clF47">
+        <node concept="3clFbF" id="4t6qIYTaYy8" role="3cqZAp">
+          <node concept="37vLTI" id="4t6qIYTb1uT" role="3clFbG">
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+              <node concept="37vLTw" id="4t6qIYTb24H" role="2Oq$k0">
+                <ref role="3cqZAo" node="4t6qIYT9kKj" resolve="root" />
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+              <node concept="liA8E" id="4t6qIYTb2H4" role="2OqNvi">
+                <ref role="37wK5l" node="1$LYeHxEJzC" resolve="findRoot" />
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+            <node concept="37vLTw" id="4t6qIYTaYy6" role="37vLTJ">
+              <ref role="3cqZAo" node="4t6qIYT9kKj" resolve="root" />
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+            <property role="TrG5h" value="visitedRoots" />
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+                <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
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+              </node>
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     <node concept="2tJIrI" id="1$LYeHxMf88" role="jymVt" />
     <node concept="312cEu" id="1$LYeHxE_MU" role="jymVt">
       <property role="TrG5h" value="SymbolicLogical" />
@@ -1915,10 +2182,163 @@
           </node>
         </node>
       </node>
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         <property role="TrG5h" value="setParent" />
         <node concept="3clFbS" id="1$LYeHxEPxO" role="3clF47">
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+                <property role="3oM_SC" value="set" />
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@@ -1929,20 +2349,21 @@
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                   <ref role="2Oxat5" node="1$LYeHxELAw" resolve="parent" />
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               <node concept="37vLTw" id="1$LYeHxEQT6" role="37vLTx">
-                <ref role="3cqZAo" node="1$LYeHxEPWU" resolve="parent" />
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@@ -1952,11 +2373,57 @@
               </node>
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         <node concept="37vLTG" id="1$LYeHxEPWU" role="3clF46">
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+          <property role="TrG5h" value="newParent" />
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@@ -1971,6 +2438,16 @@
         </node>
         <node concept="10Nm6u" id="1$LYeHxEMqH" role="33vP2m" />
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+      <node concept="312cEg" id="4t6qIYT5ry3" role="jymVt">
+        <property role="TrG5h" value="dependent" />
+        <node concept="3Tm6S6" id="4t6qIYT5qVK" role="1B3o_S" />
+        <node concept="2hMVRd" id="4t6qIYT5qTI" role="1tU5fm">
+          <node concept="3uibUv" id="4t6qIYT5qZJ" role="2hN53Y">
+            <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
+          </node>
+        </node>
+        <node concept="10Nm6u" id="4t6qIYT6qlv" role="33vP2m" />
+      </node>
       <node concept="2tJIrI" id="1$LYeHxEMtv" role="jymVt" />
       <node concept="312cEg" id="1$LYeHxEHIw" role="jymVt">
         <property role="TrG5h" value="var" />
@@ -1980,7 +2457,7 @@
           <ref role="ehGHo" to="5j4j:7E86$tKtfM3" resolve="LogicalVariableDeclaration" />
         </node>
       </node>
-      <node concept="2tJIrI" id="1$LYeHxRulU" role="jymVt" />
+      <node concept="2tJIrI" id="4t6qIYT5m_v" role="jymVt" />
       <node concept="3clFb_" id="1$LYeHxR_Wl" role="jymVt">
         <property role="TrG5h" value="hashCode" />
         <node concept="3clFbS" id="1$LYeHxR_Wo" role="3clF47">
@@ -2005,7 +2482,7 @@
       </node>
       <node concept="3Tm6S6" id="1$LYeHxEvxm" role="1B3o_S" />
     </node>
-    <node concept="2tJIrI" id="5VJ3UjC60I2" role="jymVt" />
+    <node concept="2tJIrI" id="4t6qIYTcuQV" role="jymVt" />
     <node concept="3clFb_" id="4t6qIYSK4k1" role="jymVt">
       <property role="TrG5h" value="symDecl" />
       <node concept="3clFbS" id="4t6qIYSK4k4" role="3clF47">
@@ -2113,7 +2590,7 @@
       </node>
     </node>
     <node concept="2tJIrI" id="1$LYeHxKNmc" role="jymVt" />
-    <node concept="2tJIrI" id="1$LYeHxFNRP" role="jymVt" />
+    <node concept="2tJIrI" id="4t6qIYTcYtz" role="jymVt" />
     <node concept="3clFb_" id="7qe1GumU7ih" role="jymVt">
       <property role="TrG5h" value="isNonaffectedLocalVar" />
       <node concept="37vLTG" id="7qe1GumU9RV" role="3clF46">
@@ -2169,37 +2646,6 @@
       <node concept="3Tm6S6" id="7qe1GumU4Ew" role="1B3o_S" />
       <node concept="10P_77" id="7qe1GumU6W7" role="3clF45" />
     </node>
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-    <node concept="3clFb_" id="7qe1GumKNLd" role="jymVt">
-      <property role="TrG5h" value="isVolatile" />
-      <node concept="3clFbS" id="7qe1GumKNLe" role="3clF47">
-        <node concept="3clFbF" id="7qe1GumL8ff" role="3cqZAp">
-          <node concept="22lmx$" id="7qe1GumL8HH" role="3clFbG">
-            <node concept="1rXfSq" id="7qe1GumL8UW" role="3uHU7w">
-              <ref role="37wK5l" node="7qe1GumCPHi" resolve="isNonLocal" />
-              <node concept="37vLTw" id="7qe1GumL97I" role="37wK5m">
-                <ref role="3cqZAo" node="7qe1GumKNLo" resolve="var" />
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-            <node concept="1rXfSq" id="7qe1GumL8fe" role="3uHU7B">
-              <ref role="37wK5l" node="7qe1GumItlO" resolve="isAffected" />
-              <node concept="37vLTw" id="7qe1GumL8uH" role="37wK5m">
-                <ref role="3cqZAo" node="7qe1GumKNLo" resolve="var" />
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-            </node>
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-      <node concept="3Tm6S6" id="7qe1GumKNLm" role="1B3o_S" />
-      <node concept="10P_77" id="7qe1GumKNLn" role="3clF45" />
-      <node concept="37vLTG" id="7qe1GumKNLo" role="3clF46">
-        <property role="TrG5h" value="var" />
-        <node concept="3Tqbb2" id="7qe1GumKNLp" role="1tU5fm">
-          <ref role="ehGHo" to="5j4j:7E86$tK_OxQ" resolve="LogicalVariable" />
-        </node>
-      </node>
-    </node>
-    <node concept="2tJIrI" id="7qe1GumMWaZ" role="jymVt" />
     <node concept="3clFb_" id="7qe1GumItlO" role="jymVt">
       <property role="TrG5h" value="isAffected" />
       <node concept="3clFbS" id="7qe1GumItlR" role="3clF47">
@@ -2258,22 +2704,13 @@
     <node concept="3clFb_" id="7qe1GumJo4T" role="jymVt">
       <property role="TrG5h" value="markAffected" />
       <node concept="3clFbS" id="7qe1GumJo4W" role="3clF47">
-        <node concept="3clFbF" id="7qe1GumJFSB" role="3cqZAp">
-          <node concept="2OqwBi" id="7qe1GumJGP4" role="3clFbG">
-            <node concept="37vLTw" id="7qe1GumJFSA" role="2Oq$k0">
-              <ref role="3cqZAo" node="7qe1GumFJuO" resolve="affectedEnv" />
-            </node>
-            <node concept="TSZUe" id="7qe1GumJHAu" role="2OqNvi">
-              <node concept="2OqwBi" id="1$LYeHxHNi$" role="25WWJ7">
-                <node concept="1rXfSq" id="1$LYeHxHJbZ" role="2Oq$k0">
-                  <ref role="37wK5l" node="1$LYeHxGjJ5" resolve="sym" />
-                  <node concept="37vLTw" id="1$LYeHxHK19" role="37wK5m">
-                    <ref role="3cqZAo" node="7qe1GumJrtN" resolve="var" />
-                  </node>
-                </node>
-                <node concept="liA8E" id="1$LYeHxHO6a" role="2OqNvi">
-                  <ref role="37wK5l" node="1$LYeHxEJzC" resolve="findRoot" />
-                </node>
+        <node concept="3clFbF" id="4t6qIYT7JtO" role="3cqZAp">
+          <node concept="1rXfSq" id="4t6qIYT7JtN" role="3clFbG">
+            <ref role="37wK5l" node="4t6qIYT7_29" resolve="markAffected" />
+            <node concept="1rXfSq" id="4t6qIYT7Kw_" role="37wK5m">
+              <ref role="37wK5l" node="1$LYeHxGjJ5" resolve="sym" />
+              <node concept="37vLTw" id="4t6qIYT7LhU" role="37wK5m">
+                <ref role="3cqZAo" node="7qe1GumJrtN" resolve="var" />
               </node>
             </node>
           </node>
@@ -2288,52 +2725,33 @@
         </node>
       </node>
     </node>
-    <node concept="2tJIrI" id="1$LYeHxFSsM" role="jymVt" />
-    <node concept="3clFb_" id="7qe1GumM4TS" role="jymVt">
-      <property role="TrG5h" value="markAllAffected" />
-      <node concept="3clFbS" id="7qe1GumM4TT" role="3clF47">
-        <node concept="3clFbF" id="1$LYeHxMBWV" role="3cqZAp">
-          <node concept="2OqwBi" id="1$LYeHxMFuQ" role="3clFbG">
-            <node concept="2OqwBi" id="7qe1GumMuJD" role="2Oq$k0">
-              <node concept="37vLTw" id="7qe1GumMep8" role="2Oq$k0">
-                <ref role="3cqZAo" node="7qe1GumM4U3" resolve="item" />
-              </node>
-              <node concept="2Rf3mk" id="7qe1GumMwx7" role="2OqNvi">
-                <node concept="1xMEDy" id="7qe1GumMwx9" role="1xVPHs">
-                  <node concept="chp4Y" id="7qe1GumMwIS" role="ri$Ld">
-                    <ref role="cht4Q" to="5j4j:7E86$tK_OxQ" resolve="LogicalVariable" />
-                  </node>
-                </node>
-                <node concept="1xIGOp" id="7qe1GumMyVI" role="1xVPHs" />
-              </node>
+    <node concept="3clFb_" id="4t6qIYT7_29" role="jymVt">
+      <property role="TrG5h" value="markAffected" />
+      <node concept="3clFbS" id="4t6qIYT7_2a" role="3clF47">
+        <node concept="3clFbF" id="4t6qIYT7_2b" role="3cqZAp">
+          <node concept="2OqwBi" id="4t6qIYT7_2c" role="3clFbG">
+            <node concept="37vLTw" id="4t6qIYT7_2d" role="2Oq$k0">
+              <ref role="3cqZAo" node="7qe1GumFJuO" resolve="affectedEnv" />
             </node>
-            <node concept="2es0OD" id="1$LYeHxMHFr" role="2OqNvi">
-              <node concept="1bVj0M" id="1$LYeHxMHFt" role="23t8la">
-                <node concept="3clFbS" id="1$LYeHxMHFu" role="1bW5cS">
-                  <node concept="3clFbF" id="1$LYeHxMHTo" role="3cqZAp">
-                    <node concept="1rXfSq" id="1$LYeHxMHTn" role="3clFbG">
-                      <ref role="37wK5l" node="7qe1GumJo4T" resolve="markAffected" />
-                      <node concept="37vLTw" id="1$LYeHxMIz3" role="37wK5m">
-                        <ref role="3cqZAo" node="1$LYeHxMHFv" resolve="it" />
-                      </node>
-                    </node>
-                  </node>
+            <node concept="TSZUe" id="4t6qIYT7_2e" role="2OqNvi">
+              <node concept="2OqwBi" id="4t6qIYT7_2f" role="25WWJ7">
+                <node concept="liA8E" id="4t6qIYT7_2i" role="2OqNvi">
+                  <ref role="37wK5l" node="1$LYeHxEJzC" resolve="findRoot" />
                 </node>
-                <node concept="Rh6nW" id="1$LYeHxMHFv" role="1bW2Oz">
-                  <property role="TrG5h" value="it" />
-                  <node concept="2jxLKc" id="1$LYeHxMHFw" role="1tU5fm" />
+                <node concept="37vLTw" id="4t6qIYT7IhJ" role="2Oq$k0">
+                  <ref role="3cqZAo" node="4t6qIYT7_2l" resolve="sym" />
                 </node>
               </node>
             </node>
           </node>
         </node>
       </node>
-      <node concept="3Tm6S6" id="7qe1GumM4U1" role="1B3o_S" />
-      <node concept="3cqZAl" id="7qe1GumM4U2" role="3clF45" />
-      <node concept="37vLTG" id="7qe1GumM4U3" role="3clF46">
-        <property role="TrG5h" value="item" />
-        <node concept="3Tqbb2" id="7qe1GumMrdg" role="1tU5fm">
-          <ref role="ehGHo" to="5j4j:7E86$tKsl45" resolve="LogicalItem" />
+      <node concept="3Tm6S6" id="4t6qIYT7_2j" role="1B3o_S" />
+      <node concept="3cqZAl" id="4t6qIYT7_2k" role="3clF45" />
+      <node concept="37vLTG" id="4t6qIYT7_2l" role="3clF46">
+        <property role="TrG5h" value="sym" />
+        <node concept="3uibUv" id="4t6qIYT7EG9" role="1tU5fm">
+          <ref role="3uigEE" node="1$LYeHxE_MU" resolve="VarModificationAnalysisUtil.SymbolicLogical" />
         </node>
       </node>
     </node>
@@ -2448,6 +2866,7 @@
       <node concept="10P_77" id="7qe1GumCPHT" role="3clF45" />
     </node>
     <node concept="2tJIrI" id="5VJ3UjC4A77" role="jymVt" />
+    <node concept="2tJIrI" id="4t6qIYTcBnD" role="jymVt" />
     <node concept="312cEg" id="5VJ3UjC4JLn" role="jymVt">
       <property role="TrG5h" value="node" />
       <node concept="3Tm6S6" id="5VJ3UjC4JeE" role="1B3o_S" />