diff --git a/coderules/languages/jetbrains.mps.lang.coderules/runtime/models/jetbrains.mps.lang.coderules.eval.mps b/coderules/languages/jetbrains.mps.lang.coderules/runtime/models/jetbrains.mps.lang.coderules.eval.mps
index 6b2a5756..f9f4dc1b 100644
--- a/coderules/languages/jetbrains.mps.lang.coderules/runtime/models/jetbrains.mps.lang.coderules.eval.mps
+++ b/coderules/languages/jetbrains.mps.lang.coderules/runtime/models/jetbrains.mps.lang.coderules.eval.mps
@@ -72,6 +72,7 @@
       </concept>
       <concept id="4836112446988635817" name="jetbrains.mps.baseLanguage.structure.UndefinedType" flags="in" index="2jxLKc" />
       <concept id="1202948039474" name="jetbrains.mps.baseLanguage.structure.InstanceMethodCallOperation" flags="nn" index="liA8E" />
+      <concept id="1224500799915" name="jetbrains.mps.baseLanguage.structure.BitwiseXorExpression" flags="nn" index="pVQyQ" />
       <concept id="1465982738277781862" name="jetbrains.mps.baseLanguage.structure.PlaceholderMember" flags="ng" index="2tJIrI" />
       <concept id="1076505808687" name="jetbrains.mps.baseLanguage.structure.WhileStatement" flags="nn" index="2$JKZl">
         <child id="1076505808688" name="condition" index="2$JKZa" />
@@ -205,6 +206,8 @@
       </concept>
       <concept id="1068580123157" name="jetbrains.mps.baseLanguage.structure.Statement" flags="nn" index="3clFbH" />
       <concept id="1068580123159" name="jetbrains.mps.baseLanguage.structure.IfStatement" flags="nn" index="3clFbJ">
+        <property id="4467513934994662257" name="forceMultiLine" index="TyiWK" />
+        <property id="4467513934994662256" name="forceOneLine" index="TyiWL" />
         <child id="1082485599094" name="ifFalseStatement" index="9aQIa" />
         <child id="1068580123160" name="condition" index="3clFbw" />
         <child id="1068580123161" name="ifTrue" index="3clFbx" />
@@ -244,6 +247,9 @@
         <child id="1154542793668" name="componentType" index="3g7fb8" />
         <child id="1154542803372" name="initValue" index="3g7hyw" />
       </concept>
+      <concept id="1160998861373" name="jetbrains.mps.baseLanguage.structure.AssertStatement" flags="nn" index="1gVbGN">
+        <child id="1160998896846" name="condition" index="1gVkn0" />
+      </concept>
       <concept id="1204053956946" name="jetbrains.mps.baseLanguage.structure.IMethodCall" flags="ng" index="1ndlxa">
         <reference id="1068499141037" name="baseMethodDeclaration" index="37wK5l" />
         <child id="1068499141038" name="actualArgument" index="37wK5m" />
@@ -377,9 +383,12 @@
       <concept id="1138411891628" name="jetbrains.mps.lang.smodel.structure.SNodeOperation" flags="nn" index="eCIE_">
         <child id="1144104376918" name="parameter" index="1xVPHs" />
       </concept>
+      <concept id="5045161044515397667" name="jetbrains.mps.lang.smodel.structure.Node_PointerOperation" flags="ng" index="iZEcu" />
       <concept id="1179409122411" name="jetbrains.mps.lang.smodel.structure.Node_ConceptMethodCall" flags="nn" index="2qgKlT" />
+      <concept id="7400021826771268254" name="jetbrains.mps.lang.smodel.structure.SNodePointerType" flags="ig" index="2sp9CU" />
       <concept id="7453996997717780434" name="jetbrains.mps.lang.smodel.structure.Node_GetSConceptOperation" flags="nn" index="2yIwOk" />
       <concept id="8758390115028452779" name="jetbrains.mps.lang.smodel.structure.Node_GetReferencesOperation" flags="nn" index="2z74zc" />
+      <concept id="1173122760281" name="jetbrains.mps.lang.smodel.structure.Node_GetAncestorsOperation" flags="nn" index="z$bX8" />
       <concept id="1143234257716" name="jetbrains.mps.lang.smodel.structure.Node_GetModelOperation" flags="nn" index="I4A8Y" />
       <concept id="1145404486709" name="jetbrains.mps.lang.smodel.structure.SemanticDowncastExpression" flags="nn" index="2JrnkZ">
         <child id="1145404616321" name="leftExpression" index="2JrQYb" />
@@ -799,14 +808,14 @@
             <node concept="3uibUv" id="70Wv0dJjilt" role="1tU5fm">
               <ref role="3uigEE" to="18ew:~Reference" resolve="Reference" />
               <node concept="3uibUv" id="70Wv0dJjirR" role="11_B2D">
-                <ref role="3uigEE" to="7n8k:70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
+                <ref role="3uigEE" node="70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
               </node>
             </node>
             <node concept="2ShNRf" id="70Wv0dJjisq" role="33vP2m">
               <node concept="1pGfFk" id="70Wv0dJjiDI" role="2ShVmc">
                 <ref role="37wK5l" to="18ew:~Reference.&lt;init&gt;()" resolve="Reference" />
                 <node concept="3uibUv" id="70Wv0dJjiEM" role="1pMfVU">
-                  <ref role="3uigEE" to="7n8k:70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
+                  <ref role="3uigEE" node="70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
                 </node>
               </node>
             </node>
@@ -818,12 +827,12 @@
               <node concept="3cpWsn" id="70Wv0dJhOMB" role="3cpWs9">
                 <property role="TrG5h" value="pex" />
                 <node concept="3uibUv" id="70Wv0dJhOM_" role="1tU5fm">
-                  <ref role="3uigEE" to="7n8k:70Wv0dJhKHy" resolve="ProgramEx" />
+                  <ref role="3uigEE" node="70Wv0dJhKHy" resolve="ProgramEx" />
                 </node>
                 <node concept="1eOMI4" id="70Wv0dJhOMC" role="33vP2m">
                   <node concept="10QFUN" id="70Wv0dJhOMD" role="1eOMHV">
                     <node concept="3uibUv" id="70Wv0dJhOME" role="10QFUM">
-                      <ref role="3uigEE" to="7n8k:70Wv0dJhKHy" resolve="ProgramEx" />
+                      <ref role="3uigEE" node="70Wv0dJhKHy" resolve="ProgramEx" />
                     </node>
                     <node concept="37vLTw" id="70Wv0dJhOMF" role="10QFUP">
                       <ref role="3cqZAo" node="7lt0LtQtD2v" resolve="program" />
@@ -844,7 +853,7 @@
                       <ref role="3cqZAo" node="70Wv0dJhOMB" resolve="pex" />
                     </node>
                     <node concept="liA8E" id="70Wv0dJjkzJ" role="2OqNvi">
-                      <ref role="37wK5l" to="7n8k:70Wv0dJhKJo" resolve="originIndex" />
+                      <ref role="37wK5l" node="70Wv0dJhKJo" resolve="originIndex" />
                     </node>
                   </node>
                 </node>
@@ -853,7 +862,7 @@
           </node>
           <node concept="2ZW3vV" id="70Wv0dJhOKj" role="3clFbw">
             <node concept="3uibUv" id="70Wv0dJhOKw" role="2ZW6by">
-              <ref role="3uigEE" to="7n8k:70Wv0dJhKHy" resolve="ProgramEx" />
+              <ref role="3uigEE" node="70Wv0dJhKHy" resolve="ProgramEx" />
             </node>
             <node concept="37vLTw" id="70Wv0dJhNmD" role="2ZW6bz">
               <ref role="3cqZAo" node="7lt0LtQtD2v" resolve="program" />
@@ -1058,7 +1067,7 @@
                                       </node>
                                     </node>
                                     <node concept="liA8E" id="73aHuggd5S9" role="2OqNvi">
-                                      <ref role="37wK5l" to="7n8k:70Wv0dJhQbd" resolve="isPrincipal" />
+                                      <ref role="37wK5l" node="70Wv0dJhQbd" resolve="isPrincipal" />
                                       <node concept="2OqwBi" id="73aHuggd5Sa" role="37wK5m">
                                         <node concept="1eOMI4" id="73aHuggd5Sb" role="2Oq$k0">
                                           <node concept="10QFUN" id="73aHuggd5Sc" role="1eOMHV">
@@ -5596,7 +5605,7 @@
               <node concept="37vLTG" id="7kTeLbPojCI" role="1bW2Oz">
                 <property role="TrG5h" value="factory" />
                 <node concept="3uibUv" id="7DvO2M9BgGr" role="1tU5fm">
-                  <ref role="3uigEE" node="12yN8DyF_E1" resolve="ProgramProducer.ProgramFactory" />
+                  <ref role="3uigEE" node="12yN8DyF_E1" resolve="ProgramFactory" />
                 </node>
               </node>
               <node concept="3clFbS" id="7kTeLbPojCO" role="1bW5cS">
@@ -5724,58 +5733,6 @@
       </node>
     </node>
     <node concept="2tJIrI" id="7kTeLbPnC47" role="jymVt" />
-    <node concept="3clFb_" id="7WKNeR9c0Kn" role="jymVt">
-      <property role="TrG5h" value="ruleTemplates" />
-      <node concept="3uibUv" id="7WKNeR9cd5o" role="3clF45">
-        <ref role="3uigEE" node="6fdr4UgftiG" resolve="RuleTemplateIndex" />
-      </node>
-      <node concept="3Tm6S6" id="7WKNeR9c7gI" role="1B3o_S" />
-      <node concept="3clFbS" id="7WKNeR9c0Kr" role="3clF47">
-        <node concept="3clFbJ" id="7WKNeR9ctuv" role="3cqZAp">
-          <node concept="3y3z36" id="7WKNeR9ctCP" role="3clFbw">
-            <node concept="10Nm6u" id="7WKNeR9ctEU" role="3uHU7w" />
-            <node concept="37vLTw" id="7WKNeR9ctw9" role="3uHU7B">
-              <ref role="3cqZAo" node="7WKNeR9b_iR" resolve="queryTemplate" />
-            </node>
-          </node>
-          <node concept="3clFbS" id="7WKNeR9ctux" role="3clFbx">
-            <node concept="3cpWs6" id="7WKNeR9cKJK" role="3cqZAp">
-              <node concept="2OqwBi" id="7WKNeR9cKJL" role="3cqZAk">
-                <node concept="2OqwBi" id="7WKNeR9cKJM" role="2Oq$k0">
-                  <node concept="37vLTw" id="7WKNeR9cKJN" role="2Oq$k0">
-                    <ref role="3cqZAo" node="7WKNeR9bpBf" resolve="ruleProcessingSession" />
-                  </node>
-                  <node concept="liA8E" id="7WKNeR9cKJO" role="2OqNvi">
-                    <ref role="37wK5l" node="7WKNeR9alW4" resolve="queryTemplates" />
-                  </node>
-                </node>
-                <node concept="liA8E" id="7WKNeR9cKJP" role="2OqNvi">
-                  <ref role="37wK5l" node="7WKNeR98sU4" resolve="ruleTemplates" />
-                  <node concept="37vLTw" id="7WKNeR9cKJQ" role="37wK5m">
-                    <ref role="3cqZAo" node="7WKNeR9b_iR" resolve="queryTemplate" />
-                  </node>
-                </node>
-              </node>
-            </node>
-            <node concept="3clFbH" id="7WKNeR9cW1A" role="3cqZAp" />
-          </node>
-          <node concept="9aQIb" id="7WKNeR9d1qz" role="9aQIa">
-            <node concept="3clFbS" id="7WKNeR9d1q$" role="9aQI4">
-              <node concept="3cpWs6" id="7WKNeR9d7U5" role="3cqZAp">
-                <node concept="2OqwBi" id="7WKNeR9diJ6" role="3cqZAk">
-                  <node concept="37vLTw" id="7WKNeR9ddyK" role="2Oq$k0">
-                    <ref role="3cqZAo" node="7WKNeR9bpBf" resolve="ruleProcessingSession" />
-                  </node>
-                  <node concept="liA8E" id="7WKNeR9d$jv" role="2OqNvi">
-                    <ref role="37wK5l" node="20Ay2VeR9qk" resolve="ruleTemplates" />
-                  </node>
-                </node>
-              </node>
-            </node>
-          </node>
-        </node>
-      </node>
-    </node>
     <node concept="2tJIrI" id="6OXbTDxQQYI" role="jymVt" />
     <node concept="3clFb_" id="7kTeLbPnDc0" role="jymVt">
       <property role="TrG5h" value="doProduce" />
@@ -5783,7 +5740,7 @@
         <property role="TrG5h" value="produceAction" />
         <node concept="1ajhzC" id="7kTeLbPnFEB" role="1tU5fm">
           <node concept="3uibUv" id="7DvO2M9B7a5" role="1ajw0F">
-            <ref role="3uigEE" node="12yN8DyF_E1" resolve="ProgramProducer.ProgramFactory" />
+            <ref role="3uigEE" node="12yN8DyF_E1" resolve="ProgramFactory" />
           </node>
           <node concept="3uibUv" id="7kTeLbPnOYu" role="1ajl9A">
             <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
@@ -5878,11 +5835,11 @@
           <node concept="3cpWsn" id="6tPOoeTaVAY" role="3cpWs9">
             <property role="TrG5h" value="programBuilder" />
             <node concept="3uibUv" id="6tPOoeTaVAW" role="1tU5fm">
-              <ref role="3uigEE" to="7n8k:5rhZO$TYZJM" resolve="LogicProgramBuilder" />
+              <ref role="3uigEE" node="5rhZO$TYZJM" resolve="LogicProgramBuilder" />
             </node>
             <node concept="2ShNRf" id="6tPOoeTaVAZ" role="33vP2m">
               <node concept="1pGfFk" id="6tPOoeTaVB0" role="2ShVmc">
-                <ref role="37wK5l" to="7n8k:5rhZO$TZ9Ji" resolve="LogicProgramBuilder" />
+                <ref role="37wK5l" node="5rhZO$TZ9Ji" resolve="LogicProgramBuilder" />
               </node>
             </node>
           </node>
@@ -5891,11 +5848,11 @@
           <node concept="3cpWsn" id="70Wv0dJiUi7" role="3cpWs9">
             <property role="TrG5h" value="originIndex" />
             <node concept="3uibUv" id="70Wv0dJiUi5" role="1tU5fm">
-              <ref role="3uigEE" to="7n8k:70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
+              <ref role="3uigEE" node="70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
             </node>
             <node concept="2ShNRf" id="70Wv0dJiUi8" role="33vP2m">
               <node concept="HV5vD" id="70Wv0dJiUi9" role="2ShVmc">
-                <ref role="HV5vE" to="7n8k:70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
+                <ref role="HV5vE" node="70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
               </node>
             </node>
           </node>
@@ -5905,11 +5862,17 @@
           <node concept="3cpWsn" id="6OXbTDxQIa8" role="3cpWs9">
             <property role="TrG5h" value="factory" />
             <node concept="3uibUv" id="6OXbTDxQIa9" role="1tU5fm">
-              <ref role="3uigEE" node="12yN8DyF_E1" resolve="ProgramProducer.ProgramFactory" />
+              <ref role="3uigEE" node="12yN8DyF_E1" resolve="ProgramFactory" />
             </node>
             <node concept="2ShNRf" id="6OXbTDxQIaa" role="33vP2m">
               <node concept="1pGfFk" id="6OXbTDxQIab" role="2ShVmc">
-                <ref role="37wK5l" node="7DvO2M9uuLO" resolve="ProgramProducer.ProgramFactory" />
+                <ref role="37wK5l" node="7DvO2M9uuLO" resolve="ProgramFactory" />
+                <node concept="37vLTw" id="4$YN6QtA2SN" role="37wK5m">
+                  <ref role="3cqZAo" node="7WKNeR9bpBf" resolve="ruleProcessingSession" />
+                </node>
+                <node concept="37vLTw" id="4$YN6QtA7QC" role="37wK5m">
+                  <ref role="3cqZAo" node="7WKNeR9b_iR" resolve="queryTemplate" />
+                </node>
                 <node concept="37vLTw" id="72RDgIN3C$J" role="37wK5m">
                   <ref role="3cqZAo" node="72RDgIN3C$D" resolve="processing" />
                 </node>
@@ -5962,7 +5925,7 @@
                     <ref role="3cqZAo" node="6tPOoeTaVAY" resolve="programBuilder" />
                   </node>
                   <node concept="liA8E" id="6tPOoeTb4ZE" role="2OqNvi">
-                    <ref role="37wK5l" to="7n8k:5rhZO$TZiL1" resolve="toProgram" />
+                    <ref role="37wK5l" node="5rhZO$TZiL1" resolve="toProgram" />
                     <node concept="37vLTw" id="6tPOoeTb8N4" role="37wK5m">
                       <ref role="3cqZAo" node="6OXbTDxtYkB" resolve="name" />
                     </node>
@@ -6053,5104 +6016,6 @@
         </node>
       </node>
     </node>
-    <node concept="2tJIrI" id="7DvO2M9GXMp" role="jymVt" />
-    <node concept="312cEu" id="12yN8DyF_E1" role="jymVt">
-      <property role="TrG5h" value="ProgramFactory" />
-      <property role="2bfB8j" value="true" />
-      <node concept="2tJIrI" id="5ntLU8GlxKW" role="jymVt" />
-      <node concept="3clFbW" id="7DvO2M9uuLO" role="jymVt">
-        <node concept="3cqZAl" id="7DvO2M9uuLQ" role="3clF45" />
-        <node concept="3Tm6S6" id="6OXbTDzRLSE" role="1B3o_S" />
-        <node concept="3clFbS" id="7DvO2M9uuLS" role="3clF47">
-          <node concept="3clFbF" id="7DvO2M9uJI0" role="3cqZAp">
-            <node concept="37vLTI" id="7DvO2M9uJI1" role="3clFbG">
-              <node concept="37vLTw" id="7DvO2M9uKg9" role="37vLTx">
-                <ref role="3cqZAo" node="7DvO2M9uz54" resolve="mainConstraint" />
-              </node>
-              <node concept="2OqwBi" id="7DvO2M9uJI3" role="37vLTJ">
-                <node concept="Xjq3P" id="7DvO2M9uJI4" role="2Oq$k0" />
-                <node concept="2OwXpG" id="7DvO2M9uJI5" role="2OqNvi">
-                  <ref role="2Oxat5" node="6i42QSsj_y2" resolve="mainConstraint" />
-                </node>
-              </node>
-            </node>
-          </node>
-          <node concept="3clFbF" id="6OXbTDxv6BH" role="3cqZAp">
-            <node concept="37vLTI" id="6OXbTDxv6BJ" role="3clFbG">
-              <node concept="2OqwBi" id="6OXbTDxvc9O" role="37vLTJ">
-                <node concept="Xjq3P" id="6OXbTDxvci3" role="2Oq$k0" />
-                <node concept="2OwXpG" id="6OXbTDxvc9R" role="2OqNvi">
-                  <ref role="2Oxat5" node="6OXbTDxv6BA" resolve="programBuilder" />
-                </node>
-              </node>
-              <node concept="37vLTw" id="6OXbTDxv6BN" role="37vLTx">
-                <ref role="3cqZAo" node="6OXbTDxv1Kn" resolve="programBuilder" />
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-            </node>
-          </node>
-          <node concept="3clFbF" id="6OXbTDxQh32" role="3cqZAp">
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-              <node concept="2OqwBi" id="6OXbTDxQhiM" role="37vLTJ">
-                <node concept="Xjq3P" id="6OXbTDxQh30" role="2Oq$k0" />
-                <node concept="2OwXpG" id="6OXbTDxQhDL" role="2OqNvi">
-                  <ref role="2Oxat5" node="7DvO2Mah9z5" resolve="applicationSession" />
-                </node>
-              </node>
-              <node concept="37vLTw" id="6OXbTDxQvEU" role="37vLTx">
-                <ref role="3cqZAo" node="6OXbTDxQtT2" resolve="applicationSession" />
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-            </node>
-          </node>
-          <node concept="3clFbF" id="70Wv0dJiUYC" role="3cqZAp">
-            <node concept="37vLTI" id="70Wv0dJiUYE" role="3clFbG">
-              <node concept="2OqwBi" id="70Wv0dJiZ0$" role="37vLTJ">
-                <node concept="Xjq3P" id="70Wv0dJiZ73" role="2Oq$k0" />
-                <node concept="2OwXpG" id="70Wv0dJiZ0B" role="2OqNvi">
-                  <ref role="2Oxat5" node="70Wv0dJiUY$" resolve="originIndex" />
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-              </node>
-              <node concept="37vLTw" id="70Wv0dJiUYI" role="37vLTx">
-                <ref role="3cqZAo" node="70Wv0dJiUYa" resolve="originIndex" />
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-            </node>
-          </node>
-        </node>
-        <node concept="37vLTG" id="6OXbTDxQtT2" role="3clF46">
-          <property role="TrG5h" value="applicationSession" />
-          <node concept="3uibUv" id="6OXbTDxQuow" role="1tU5fm">
-            <ref role="3uigEE" to="6pyv:18kNIl1vDPZ" resolve="TemplateApplicationSession" />
-          </node>
-        </node>
-        <node concept="37vLTG" id="7DvO2M9uz54" role="3clF46">
-          <property role="TrG5h" value="mainConstraint" />
-          <node concept="3uibUv" id="7DvO2M9uz8W" role="1tU5fm">
-            <ref role="3uigEE" to="av0y:~Constraint" resolve="Constraint" />
-          </node>
-        </node>
-        <node concept="37vLTG" id="6OXbTDxv1Kn" role="3clF46">
-          <property role="TrG5h" value="programBuilder" />
-          <node concept="3uibUv" id="6OXbTDxv2zJ" role="1tU5fm">
-            <ref role="3uigEE" to="7n8k:5rhZO$TYZJM" resolve="LogicProgramBuilder" />
-          </node>
-        </node>
-        <node concept="37vLTG" id="70Wv0dJiUYa" role="3clF46">
-          <property role="TrG5h" value="originIndex" />
-          <node concept="3uibUv" id="70Wv0dJiUYw" role="1tU5fm">
-            <ref role="3uigEE" to="7n8k:70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
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-      <node concept="2tJIrI" id="6i42QSspmaL" role="jymVt" />
-      <node concept="3clFb_" id="4QPCta1bMC1" role="jymVt">
-        <property role="TrG5h" value="processInput" />
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-                                                <node concept="1bVj0M" id="61wrp1JbfxK" role="23t8la">
-                                                  <node concept="3clFbS" id="61wrp1JbfxL" role="1bW5cS">
-                                                    <node concept="3clFbF" id="61wrp1JboA4" role="3cqZAp">
-                                                      <node concept="2OqwBi" id="61wrp1JbsBz" role="3clFbG">
-                                                        <node concept="37vLTw" id="61wrp1JboA3" role="2Oq$k0">
-                                                          <ref role="3cqZAo" node="61wrp1JbfxM" resolve="ref" />
-                                                        </node>
-                                                        <node concept="2ZHEkA" id="61wrp1JbxMb" role="2OqNvi" />
-                                                      </node>
-                                                    </node>
-                                                  </node>
-                                                  <node concept="Rh6nW" id="61wrp1JbfxM" role="1bW2Oz">
-                                                    <property role="TrG5h" value="ref" />
-                                                    <node concept="2jxLKc" id="61wrp1JbfxN" role="1tU5fm" />
-                                                  </node>
-                                                </node>
-                                              </node>
-                                            </node>
-                                          </node>
-                                        </node>
-                                        <node concept="Rh6nW" id="61wrp1Ja3cc" role="1bW2Oz">
-                                          <property role="TrG5h" value="it" />
-                                          <node concept="2jxLKc" id="61wrp1Ja3cd" role="1tU5fm" />
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3clFbH" id="5lxnBcU9jKP" role="3cqZAp" />
-                          <node concept="3clFbF" id="4vBwiiV93PW" role="3cqZAp">
-                            <node concept="2OqwBi" id="4vBwiiV9a97" role="3clFbG">
-                              <node concept="37vLTw" id="4vBwiiV93PU" role="2Oq$k0">
-                                <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
-                              </node>
-                              <node concept="X8dFx" id="4vBwiiV9gaM" role="2OqNvi">
-                                <node concept="37vLTw" id="4vBwiiV9kvj" role="25WWJ7">
-                                  <ref role="3cqZAo" node="4vBwiiV8GXc" resolve="requiredNodes" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3clFbH" id="4vBwiiV9oEo" role="3cqZAp" />
-                          <node concept="3clFbF" id="4vBwiiV9z4v" role="3cqZAp">
-                            <node concept="2OqwBi" id="4vBwiiV9CYL" role="3clFbG">
-                              <node concept="37vLTw" id="4vBwiiV9z4t" role="2Oq$k0">
-                                <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
-                              </node>
-                              <node concept="X8dFx" id="4vBwiiV9J_N" role="2OqNvi">
-                                <node concept="2OqwBi" id="4vBwiiV9WcB" role="25WWJ7">
-                                  <node concept="37vLTw" id="4vBwiiV9PDZ" role="2Oq$k0">
-                                    <ref role="3cqZAo" node="4vBwiiV8GXc" resolve="requiredNodes" />
-                                  </node>
-                                  <node concept="3goQfb" id="4vBwiiVa1qZ" role="2OqNvi">
-                                    <node concept="1bVj0M" id="4vBwiiVa1r0" role="23t8la">
-                                      <node concept="3clFbS" id="4vBwiiVa1r1" role="1bW5cS">
-                                        <node concept="3clFbF" id="4vBwiiVa1r2" role="3cqZAp">
-                                          <node concept="2OqwBi" id="4vBwiiVa1r3" role="3clFbG">
-                                            <node concept="2OqwBi" id="4vBwiiVa1r4" role="2Oq$k0">
-                                              <node concept="37vLTw" id="4vBwiiVa1r5" role="2Oq$k0">
-                                                <ref role="3cqZAo" node="4vBwiiVa1rg" resolve="it" />
-                                              </node>
-                                              <node concept="2z74zc" id="4vBwiiVa1r6" role="2OqNvi" />
-                                            </node>
-                                            <node concept="3$u5V9" id="4vBwiiVa1r7" role="2OqNvi">
-                                              <node concept="1bVj0M" id="4vBwiiVa1r8" role="23t8la">
-                                                <node concept="3clFbS" id="4vBwiiVa1r9" role="1bW5cS">
-                                                  <node concept="3clFbF" id="4vBwiiVa1ra" role="3cqZAp">
-                                                    <node concept="2OqwBi" id="4vBwiiVa1rb" role="3clFbG">
-                                                      <node concept="37vLTw" id="4vBwiiVa1rc" role="2Oq$k0">
-                                                        <ref role="3cqZAo" node="4vBwiiVa1re" resolve="ref" />
-                                                      </node>
-                                                      <node concept="2ZHEkA" id="4vBwiiVa1rd" role="2OqNvi" />
-                                                    </node>
-                                                  </node>
-                                                </node>
-                                                <node concept="Rh6nW" id="4vBwiiVa1re" role="1bW2Oz">
-                                                  <property role="TrG5h" value="ref" />
-                                                  <node concept="2jxLKc" id="4vBwiiVa1rf" role="1tU5fm" />
-                                                </node>
-                                              </node>
-                                            </node>
-                                          </node>
-                                        </node>
-                                      </node>
-                                      <node concept="Rh6nW" id="4vBwiiVa1rg" role="1bW2Oz">
-                                        <property role="TrG5h" value="it" />
-                                        <node concept="2jxLKc" id="4vBwiiVa1rh" role="1tU5fm" />
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3clFbH" id="5lxnBcU9jL1" role="3cqZAp" />
-                          <node concept="3SKdUt" id="7n0CLM0i47p" role="3cqZAp">
-                            <node concept="3SKdUq" id="7n0CLM0i47r" role="3SKWNk">
-                              <property role="3SKdUp" value="FIXME: treat all type node's descendants as required nodes" />
-                            </node>
-                          </node>
-                          <node concept="1X3_iC" id="6hqFpWnwuIs" role="lGtFl">
-                            <property role="3V$3am" value="statement" />
-                            <property role="3V$3ak" value="f3061a53-9226-4cc5-a443-f952ceaf5816/1068580123136/1068581517665" />
-                            <node concept="3clFbF" id="1Y1WZtYxnyU" role="8Wnug">
-                              <node concept="2OqwBi" id="1Y1WZtYxt_c" role="3clFbG">
-                                <node concept="37vLTw" id="1Y1WZtYxnyS" role="2Oq$k0">
-                                  <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
-                                </node>
-                                <node concept="X8dFx" id="1Y1WZtYxziB" role="2OqNvi">
-                                  <node concept="2OqwBi" id="1Y1WZtYxGKc" role="25WWJ7">
-                                    <node concept="2OqwBi" id="1Y1WZtYxBeX" role="2Oq$k0">
-                                      <node concept="37vLTw" id="1Y1WZtYxBeY" role="2Oq$k0">
-                                        <ref role="3cqZAo" node="7XdbJdyNlx6" resolve="token" />
-                                      </node>
-                                      <node concept="liA8E" id="1Y1WZtYxBeZ" role="2OqNvi">
-                                        <ref role="37wK5l" to="i348:2RRx4MZ6CC4" resolve="requiredNodes" />
-                                      </node>
-                                    </node>
-                                    <node concept="3goQfb" id="1Y1WZtYxLtp" role="2OqNvi">
-                                      <node concept="1bVj0M" id="1Y1WZtYxLtr" role="23t8la">
-                                        <node concept="3clFbS" id="1Y1WZtYxLts" role="1bW5cS">
-                                          <node concept="3clFbF" id="1Y1WZtYxPTg" role="3cqZAp">
-                                            <node concept="2OqwBi" id="1Y1WZtYxTTB" role="3clFbG">
-                                              <node concept="37vLTw" id="1Y1WZtYxPTf" role="2Oq$k0">
-                                                <ref role="3cqZAo" node="1Y1WZtYxLtt" resolve="it" />
-                                              </node>
-                                              <node concept="2Rf3mk" id="1Y1WZtYxZ5R" role="2OqNvi">
-                                                <node concept="1xIGOp" id="1Y1WZtYyoBF" role="1xVPHs" />
-                                              </node>
-                                            </node>
-                                          </node>
-                                        </node>
-                                        <node concept="Rh6nW" id="1Y1WZtYxLtt" role="1bW2Oz">
-                                          <property role="TrG5h" value="it" />
-                                          <node concept="2jxLKc" id="1Y1WZtYxLtu" role="1tU5fm" />
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                        <node concept="2OqwBi" id="7kTeLbQj7m7" role="3clFbw">
-                          <node concept="37vLTw" id="7kTeLbQj2p3" role="2Oq$k0">
-                            <ref role="3cqZAo" node="7XdbJdyNlx6" resolve="token" />
-                          </node>
-                          <node concept="liA8E" id="7kTeLbQjbIV" role="2OqNvi">
-                            <ref role="37wK5l" to="i348:2RRx4MZ6CBV" resolve="isApplicable" />
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="3clFbF" id="7XdbJdyTmDa" role="3cqZAp">
-                        <node concept="37vLTw" id="7XdbJdyTmD8" role="3clFbG">
-                          <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
-                        </node>
-                      </node>
-                      <node concept="3clFbH" id="7XdbJdyTqfY" role="3cqZAp" />
-                    </node>
-                  </node>
-                </node>
-              </node>
-            </node>
-          </node>
-          <node concept="3cpWs6" id="7XdbJdyNlxk" role="3cqZAp">
-            <node concept="37vLTw" id="7XdbJdyOdMK" role="3cqZAk">
-              <ref role="3cqZAo" node="7XdbJdyNlwS" resolve="req" />
-            </node>
-          </node>
-        </node>
-        <node concept="16euLQ" id="7XdbJdyQn2x" role="16eVyc">
-          <property role="TrG5h" value="Token" />
-          <node concept="3uibUv" id="7XdbJdyQqdA" role="3ztrMU">
-            <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
-          </node>
-        </node>
-      </node>
-      <node concept="2tJIrI" id="7XdbJdyMFSz" role="jymVt" />
-      <node concept="3clFb_" id="tIwzd1I3Xv" role="jymVt">
-        <property role="TrG5h" value="applyRuleTemplatesAndCollectRequired" />
-        <node concept="3Tm6S6" id="tIwzd1I3Xw" role="1B3o_S" />
-        <node concept="37vLTG" id="tIwzd1I3Xm" role="3clF46">
-          <property role="TrG5h" value="tpls" />
-          <node concept="A3Dl8" id="tIwzd1I3Xn" role="1tU5fm">
-            <node concept="3uibUv" id="6tPOoeTdbj8" role="A3Ik2">
-              <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
-              <node concept="3qUE_q" id="6tPOoeTdbj9" role="11_B2D">
-                <node concept="3uibUv" id="6tPOoeTdbja" role="3qUE_r">
-                  <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
-                </node>
-              </node>
-            </node>
-          </node>
-        </node>
-        <node concept="37vLTG" id="tIwzd1I3Xp" role="3clF46">
-          <property role="TrG5h" value="node" />
-          <node concept="3Tqbb2" id="tIwzd1I3Xq" role="1tU5fm" />
-        </node>
-        <node concept="37vLTG" id="xaaVXvi$r8" role="3clF46">
-          <property role="TrG5h" value="skipPrincipal" />
-          <node concept="10P_77" id="xaaVXvi$Eh" role="1tU5fm" />
-        </node>
-        <node concept="3clFbS" id="tIwzd1I3Wv" role="3clF47">
-          <node concept="3cpWs8" id="6i42QSsrVMN" role="3cqZAp">
-            <node concept="3cpWsn" id="6i42QSsrVMO" role="3cpWs9">
-              <property role="TrG5h" value="result" />
-              <node concept="3uibUv" id="6i42QSsrVMM" role="1tU5fm">
-                <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
-              </node>
-              <node concept="2YIFZM" id="6i42QSsrVMP" role="33vP2m">
-                <ref role="37wK5l" node="7Oc59RSEjeq" resolve="OK" />
-                <ref role="1Pybhc" node="7Oc59RSEjdb" resolve="Result" />
-              </node>
-            </node>
-          </node>
-          <node concept="3cpWs8" id="tIwzd1IbDQ" role="3cqZAp">
-            <node concept="3cpWsn" id="tIwzd1IbDT" role="3cpWs9">
-              <property role="TrG5h" value="required" />
-              <node concept="3vKaQO" id="6i42QSswSBa" role="1tU5fm">
-                <node concept="3Tqbb2" id="6i42QSswSBc" role="3O5elw" />
-              </node>
-              <node concept="2ShNRf" id="tIwzd1Ic2T" role="33vP2m">
-                <node concept="2i4dXS" id="tIwzd1Ic1R" role="2ShVmc">
-                  <node concept="3Tqbb2" id="tIwzd1Ic1S" role="HW$YZ" />
-                </node>
-              </node>
-            </node>
-          </node>
-          <node concept="3clFbH" id="6i42QSsxa9S" role="3cqZAp" />
-          <node concept="3cpWs8" id="4vBwiiV8bzc" role="3cqZAp">
-            <node concept="3cpWsn" id="4vBwiiV8bzf" role="3cpWs9">
-              <property role="TrG5h" value="requiredNodes" />
-              <property role="3TUv4t" value="true" />
-              <node concept="_YKpA" id="4vBwiiV8bz8" role="1tU5fm">
-                <node concept="3Tqbb2" id="4vBwiiV8cKb" role="_ZDj9" />
-              </node>
-              <node concept="2ShNRf" id="4vBwiiV8dgp" role="33vP2m">
-                <node concept="Tc6Ow" id="4vBwiiV8dbm" role="2ShVmc">
-                  <node concept="3Tqbb2" id="4vBwiiV8dbn" role="HW$YZ" />
-                </node>
-              </node>
-            </node>
-          </node>
-          <node concept="3cpWs8" id="4vBwiiV7yNU" role="3cqZAp">
-            <node concept="3cpWsn" id="4vBwiiV7yNV" role="3cpWs9">
-              <property role="TrG5h" value="requiredCollector" />
-              <node concept="3uibUv" id="4vBwiiV7yNT" role="1tU5fm">
-                <ref role="3uigEE" to="6pyv:4vBwiiV6130" resolve="TemplateApplicationSession.TemplateApplicationListener" />
-              </node>
-              <node concept="2ShNRf" id="4vBwiiV7yNW" role="33vP2m">
-                <node concept="YeOm9" id="4vBwiiV7yNX" role="2ShVmc">
-                  <node concept="1Y3b0j" id="4vBwiiV7yNY" role="YeSDq">
-                    <property role="2bfB8j" value="true" />
-                    <ref role="37wK5l" to="wyt6:~Object.&lt;init&gt;()" resolve="Object" />
-                    <ref role="1Y3XeK" to="6pyv:4vBwiiV6130" resolve="TemplateApplicationSession.TemplateApplicationListener" />
-                    <node concept="3Tm1VV" id="4vBwiiV7yNZ" role="1B3o_S" />
-                    <node concept="3clFb_" id="36tQV5BDNjJ" role="jymVt">
-                      <property role="1EzhhJ" value="false" />
-                      <property role="TrG5h" value="require" />
-                      <node concept="37vLTG" id="36tQV5BDNjK" role="3clF46">
-                        <property role="TrG5h" value="node" />
-                        <node concept="3Tqbb2" id="36tQV5BDNjL" role="1tU5fm" />
-                      </node>
-                      <node concept="3cqZAl" id="36tQV5BDNjM" role="3clF45" />
-                      <node concept="3Tm1VV" id="36tQV5BDNjN" role="1B3o_S" />
-                      <node concept="3clFbS" id="36tQV5BDNjQ" role="3clF47">
-                        <node concept="3clFbF" id="36tQV5BDP8p" role="3cqZAp">
-                          <node concept="2OqwBi" id="36tQV5BDP8q" role="3clFbG">
-                            <node concept="37vLTw" id="36tQV5BDP8r" role="2Oq$k0">
-                              <ref role="3cqZAo" node="4vBwiiV8bzf" resolve="requiredNodes" />
-                            </node>
-                            <node concept="TSZUe" id="36tQV5BDP8s" role="2OqNvi">
-                              <node concept="37vLTw" id="36tQV5BDPyM" role="25WWJ7">
-                                <ref role="3cqZAo" node="36tQV5BDNjK" resolve="node" />
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="2AHcQZ" id="36tQV5BDNjR" role="2AJF6D">
-                        <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
-                      </node>
-                    </node>
-                  </node>
-                </node>
-              </node>
-            </node>
-          </node>
-          <node concept="3clFbH" id="4vBwiiV8924" role="3cqZAp" />
-          <node concept="1DcWWT" id="tIwzd1I3Ww" role="3cqZAp">
-            <node concept="3clFbS" id="tIwzd1I3Wx" role="2LFqv$">
-              <node concept="3SKdUt" id="42eP3ws0HmN" role="3cqZAp">
-                <node concept="3SKdUq" id="42eP3ws0HmP" role="3SKWNk">
-                  <property role="3SKdUp" value="FIXME drop this feature" />
-                </node>
-              </node>
-              <node concept="3clFbJ" id="xaaVXvp4el" role="3cqZAp">
-                <node concept="3clFbS" id="xaaVXvp4en" role="3clFbx">
-                  <node concept="3N13vt" id="xaaVXvp7Cl" role="3cqZAp" />
-                </node>
-                <node concept="1Wc70l" id="xaaVXvp7fb" role="3clFbw">
-                  <node concept="37vLTw" id="xaaVXvp7rI" role="3uHU7B">
-                    <ref role="3cqZAo" node="xaaVXvi$r8" resolve="skipPrincipal" />
-                  </node>
-                  <node concept="2OqwBi" id="xaaVXvp6wJ" role="3uHU7w">
-                    <node concept="37vLTw" id="xaaVXvp4ng" role="2Oq$k0">
-                      <ref role="3cqZAo" node="tIwzd1I3Xj" resolve="tpl" />
-                    </node>
-                    <node concept="liA8E" id="xaaVXvp77z" role="2OqNvi">
-                      <ref role="37wK5l" to="i348:xaaVXv6GTE" resolve="isPrincipal" />
-                    </node>
-                  </node>
-                </node>
-              </node>
-              <node concept="3clFbH" id="xaaVXvp7Co" role="3cqZAp" />
-              <node concept="3clFbF" id="4vBwiiV8A41" role="3cqZAp">
-                <node concept="2OqwBi" id="4vBwiiV8C0C" role="3clFbG">
-                  <node concept="37vLTw" id="4vBwiiV8A3Z" role="2Oq$k0">
-                    <ref role="3cqZAo" node="4vBwiiV8bzf" resolve="requiredNodes" />
-                  </node>
-                  <node concept="2Kehj3" id="4vBwiiV8DII" role="2OqNvi" />
-                </node>
-              </node>
-              <node concept="3clFbF" id="4vBwiiV7uJ1" role="3cqZAp">
-                <node concept="2OqwBi" id="4vBwiiV7w5X" role="3clFbG">
-                  <node concept="liA8E" id="4vBwiiV7x2n" role="2OqNvi">
-                    <ref role="37wK5l" to="6pyv:7DvO2M9IiN4" resolve="addListener" />
-                    <node concept="37vLTw" id="4vBwiiV7yO6" role="37wK5m">
-                      <ref role="3cqZAo" node="4vBwiiV7yNV" resolve="requiredCollector" />
-                    </node>
-                  </node>
-                  <node concept="37vLTw" id="7DvO2Mai8k2" role="2Oq$k0">
-                    <ref role="3cqZAo" node="7DvO2Mah9z5" resolve="applicationSession" />
-                  </node>
-                </node>
-              </node>
-              <node concept="2GUZhq" id="4vBwiiV7qJC" role="3cqZAp">
-                <node concept="3clFbS" id="4vBwiiV7qJE" role="2GV8ay">
-                  <node concept="3cpWs8" id="4MqhgXUBzFn" role="3cqZAp">
-                    <node concept="3cpWsn" id="4MqhgXUBzFo" role="3cpWs9">
-                      <property role="TrG5h" value="template" />
-                      <node concept="3uibUv" id="4MqhgXUBzF7" role="1tU5fm">
-                        <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
-                        <node concept="3qUE_q" id="7XdbJdyRy2h" role="11_B2D">
-                          <node concept="3uibUv" id="7XdbJdyRyYU" role="3qUE_r">
-                            <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="37vLTw" id="6tPOoeTdh1V" role="33vP2m">
-                        <ref role="3cqZAo" node="tIwzd1I3Xj" resolve="tpl" />
-                      </node>
-                    </node>
-                  </node>
-                  <node concept="3clFbH" id="4MqhgXUB$qu" role="3cqZAp" />
-                  <node concept="3clFbH" id="xaaVXvp45H" role="3cqZAp" />
-                  <node concept="3cpWs8" id="6i42QSsrrpL" role="3cqZAp">
-                    <node concept="3cpWsn" id="6i42QSsrrpM" role="3cpWs9">
-                      <property role="TrG5h" value="result_builder" />
-                      <node concept="1LlUBW" id="6i42QSsrrp$" role="1tU5fm">
-                        <node concept="3uibUv" id="6i42QSsrrpJ" role="1Lm7xW">
-                          <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
-                        </node>
-                        <node concept="A3Dl8" id="6i42QSsrrpH" role="1Lm7xW">
-                          <node concept="3uibUv" id="6i42QSsrrpI" role="A3Ik2">
-                            <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="1rXfSq" id="6i42QSsrrpN" role="33vP2m">
-                        <ref role="37wK5l" node="5ntLU8GlSnU" resolve="applyRuleTemplate" />
-                        <node concept="37vLTw" id="4MqhgXUBzFs" role="37wK5m">
-                          <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
-                        </node>
-                        <node concept="37vLTw" id="6i42QSsrrpR" role="37wK5m">
-                          <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
-                        </node>
-                      </node>
-                    </node>
-                  </node>
-                  <node concept="3clFbJ" id="6i42QSsrCE1" role="3cqZAp">
-                    <node concept="3clFbS" id="6i42QSsrCE3" role="3clFbx">
-                      <node concept="3cpWs8" id="4MqhgXUBix1" role="3cqZAp">
-                        <node concept="3cpWsn" id="4MqhgXUBix2" role="3cpWs9">
-                          <property role="TrG5h" value="builders" />
-                          <node concept="3vKaQO" id="4MqhgXUBnCR" role="1tU5fm">
-                            <node concept="3uibUv" id="4MqhgXUBprf" role="3O5elw">
-                              <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
-                            </node>
-                          </node>
-                          <node concept="2ShNRf" id="4MqhgXUBmIF" role="33vP2m">
-                            <node concept="Tc6Ow" id="4MqhgXUBmIG" role="2ShVmc">
-                              <node concept="3uibUv" id="4MqhgXUBmIH" role="HW$YZ">
-                                <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
-                              </node>
-                              <node concept="1LFfDK" id="4MqhgXUBmII" role="I$8f6">
-                                <node concept="3cmrfG" id="4MqhgXUBmIJ" role="1LF_Uc">
-                                  <property role="3cmrfH" value="1" />
-                                </node>
-                                <node concept="37vLTw" id="4MqhgXUBmIK" role="1LFl5Q">
-                                  <ref role="3cqZAo" node="6i42QSsrrpM" resolve="result_builder" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="SfApY" id="tIwzd1I3W$" role="3cqZAp">
-                        <node concept="3clFbS" id="tIwzd1I3W_" role="SfCbr">
-                          <node concept="3cpWs8" id="1N8$BG_3tdN" role="3cqZAp">
-                            <node concept="3cpWsn" id="1N8$BG_3tdO" role="3cpWs9">
-                              <property role="TrG5h" value="tags" />
-                              <node concept="2hMVRd" id="1N8$BG_3tdF" role="1tU5fm">
-                                <node concept="17QB3L" id="1N8$BG_3tdI" role="2hN53Y" />
-                              </node>
-                              <node concept="2ShNRf" id="1N8$BG_3tdP" role="33vP2m">
-                                <node concept="2i4dXS" id="1N8$BG_3tdQ" role="2ShVmc">
-                                  <node concept="17QB3L" id="1N8$BG_3tdR" role="HW$YZ" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3cpWs8" id="1N8$BG_3t$s" role="3cqZAp">
-                            <node concept="3cpWsn" id="1N8$BG_3t$v" role="3cpWs9">
-                              <property role="TrG5h" value="nextSuffix" />
-                              <node concept="10Oyi0" id="1N8$BG_3t$q" role="1tU5fm" />
-                              <node concept="3cmrfG" id="1N8$BG_3tFH" role="33vP2m">
-                                <property role="3cmrfH" value="1" />
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="2Gpval" id="tIwzd1I3Wy" role="3cqZAp">
-                            <node concept="3clFbS" id="tIwzd1I3Wz" role="2LFqv$">
-                              <node concept="3clFbJ" id="6i42QSsjOPU" role="3cqZAp">
-                                <node concept="3clFbS" id="6i42QSsjOPW" role="3clFbx">
-                                  <node concept="3SKdUt" id="4MqhgXUCa7a" role="3cqZAp">
-                                    <node concept="3SKdUq" id="4MqhgXUCa7c" role="3SKWNk">
-                                      <property role="3SKdUp" value="goals get triggered by the &quot;main&quot; constraint" />
-                                    </node>
-                                  </node>
-                                  <node concept="3clFbF" id="6i42QSsByAx" role="3cqZAp">
-                                    <node concept="2OqwBi" id="6i42QSsByLa" role="3clFbG">
-                                      <node concept="2GrUjf" id="6i42QSsByAv" role="2Oq$k0">
-                                        <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                      </node>
-                                      <node concept="liA8E" id="6i42QSsBzce" role="2OqNvi">
-                                        <ref role="37wK5l" to="6pyv:7eGEHDlc$bR" resolve="appendHeadKept" />
-                                        <node concept="37vLTw" id="6i42QSsBzX7" role="37wK5m">
-                                          <ref role="3cqZAo" node="6i42QSsj_y2" resolve="mainConstraint" />
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                                <node concept="3fqX7Q" id="6i42QSsjP5I" role="3clFbw">
-                                  <node concept="2OqwBi" id="6i42QSsjP$b" role="3fr31v">
-                                    <node concept="2GrUjf" id="6i42QSsjPkg" role="2Oq$k0">
-                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                    </node>
-                                    <node concept="liA8E" id="6i42QSsjQ58" role="2OqNvi">
-                                      <ref role="37wK5l" to="6pyv:7nkyKX7mcq7" resolve="hasHead" />
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                              <node concept="3clFbJ" id="6i42QSsDtbA" role="3cqZAp">
-                                <node concept="3clFbS" id="6i42QSsDtbC" role="3clFbx">
-                                  <node concept="3SKdUt" id="4MqhgXUCar2" role="3cqZAp">
-                                    <node concept="3SKdUq" id="4MqhgXUCar4" role="3SKWNk">
-                                      <property role="3SKdUp" value="facts have &quot;assert(true)&quot; in the body" />
-                                    </node>
-                                  </node>
-                                  <node concept="3SKdUt" id="4MqhgXUCaOO" role="3cqZAp">
-                                    <node concept="3SKdUq" id="4MqhgXUCaOQ" role="3SKWNk">
-                                      <property role="3SKdUp" value="TODO: support facts" />
-                                    </node>
-                                  </node>
-                                  <node concept="3SKdUt" id="6i42QSsDyfr" role="3cqZAp">
-                                    <node concept="3SKdUq" id="6i42QSsDyft" role="3SKWNk">
-                                      <property role="3SKdUp" value="FIXME: support rules that only add required roots instead of this hacks!" />
-                                    </node>
-                                  </node>
-                                  <node concept="3clFbF" id="6i42QSsDvfw" role="3cqZAp">
-                                    <node concept="2OqwBi" id="6i42QSsDvq9" role="3clFbG">
-                                      <node concept="2GrUjf" id="6i42QSsDvfu" role="2Oq$k0">
-                                        <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                      </node>
-                                      <node concept="liA8E" id="6i42QSsDvRB" role="2OqNvi">
-                                        <ref role="37wK5l" to="6pyv:7eGEHDlc$aw" resolve="appendBody" />
-                                        <node concept="2ShNRf" id="6i42QSsDw$1" role="37wK5m">
-                                          <node concept="1pGfFk" id="6i42QSsDx$h" role="2ShVmc">
-                                            <ref role="37wK5l" to="cxk7:4xBopTzrPWl" resolve="AssertPredicate" />
-                                            <node concept="10M0yZ" id="6i42QSsDxQe" role="37wK5m">
-                                              <ref role="1PxDUh" to="wyt6:~Boolean" resolve="Boolean" />
-                                              <ref role="3cqZAo" to="wyt6:~Boolean.TRUE" resolve="TRUE" />
-                                            </node>
-                                          </node>
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                                <node concept="3fqX7Q" id="6i42QSsDtnF" role="3clFbw">
-                                  <node concept="2OqwBi" id="6i42QSsDtDQ" role="3fr31v">
-                                    <node concept="2GrUjf" id="6i42QSsDttP" role="2Oq$k0">
-                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                    </node>
-                                    <node concept="liA8E" id="6i42QSsDu6Z" role="2OqNvi">
-                                      <ref role="37wK5l" to="6pyv:7nkyKX7mnWq" resolve="hasBody" />
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                              <node concept="3clFbJ" id="1N8$BG_3tmp" role="3cqZAp">
-                                <node concept="3clFbS" id="1N8$BG_3tmr" role="3clFbx">
-                                  <node concept="3clFbF" id="1N8$BG_3FkB" role="3cqZAp">
-                                    <node concept="2OqwBi" id="1N8$BG_3GLd" role="3clFbG">
-                                      <node concept="2GrUjf" id="1N8$BG_3Fk_" role="2Oq$k0">
-                                        <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                      </node>
-                                      <node concept="liA8E" id="1N8$BG_3MW2" role="2OqNvi">
-                                        <ref role="37wK5l" to="6pyv:1N8$BG_3HFe" resolve="setTagSuffix" />
-                                        <node concept="3cpWs3" id="1N8$BG_3N_k" role="37wK5m">
-                                          <node concept="1eOMI4" id="1N8$BG_3OIU" role="3uHU7w">
-                                            <node concept="3uNrnE" id="1N8$BG_3QfT" role="1eOMHV">
-                                              <node concept="37vLTw" id="1N8$BG_3QfV" role="2$L3a6">
-                                                <ref role="3cqZAo" node="1N8$BG_3t$v" resolve="nextSuffix" />
-                                              </node>
-                                            </node>
-                                          </node>
-                                          <node concept="Xl_RD" id="1N8$BG_3N2h" role="3uHU7B">
-                                            <property role="Xl_RC" value="_" />
-                                          </node>
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                                <node concept="2OqwBi" id="1N8$BG_3uEV" role="3clFbw">
-                                  <node concept="37vLTw" id="1N8$BG_3tFJ" role="2Oq$k0">
-                                    <ref role="3cqZAo" node="1N8$BG_3tdO" resolve="tags" />
-                                  </node>
-                                  <node concept="3JPx81" id="1N8$BG_3vA2" role="2OqNvi">
-                                    <node concept="2OqwBi" id="1N8$BG_3vOI" role="25WWJ7">
-                                      <node concept="2GrUjf" id="1N8$BG_3vGk" role="2Oq$k0">
-                                        <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                      </node>
-                                      <node concept="liA8E" id="1N8$BG_3yOG" role="2OqNvi">
-                                        <ref role="37wK5l" to="6pyv:1N8$BG_3xre" resolve="uniqueTag" />
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                              <node concept="3clFbF" id="1N8$BG_gPsg" role="3cqZAp">
-                                <node concept="2OqwBi" id="1N8$BG_gQsy" role="3clFbG">
-                                  <node concept="37vLTw" id="1N8$BG_gPse" role="2Oq$k0">
-                                    <ref role="3cqZAo" node="1N8$BG_3tdO" resolve="tags" />
-                                  </node>
-                                  <node concept="TSZUe" id="1GKPrS22Ki8" role="2OqNvi">
-                                    <node concept="2OqwBi" id="1GKPrS22Ki5" role="25WWJ7">
-                                      <node concept="2GrUjf" id="1GKPrS22Ki6" role="2Oq$k0">
-                                        <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
-                                      </node>
-                                      <node concept="liA8E" id="1GKPrS22Ki7" role="2OqNvi">
-                                        <ref role="37wK5l" to="6pyv:1N8$BG_3xre" resolve="uniqueTag" />
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                            <node concept="37vLTw" id="4MqhgXUBix6" role="2GsD0m">
-                              <ref role="3cqZAo" node="4MqhgXUBix2" resolve="builders" />
-                            </node>
-                            <node concept="2GrKxI" id="tIwzd1I3Xb" role="2Gsz3X">
-                              <property role="TrG5h" value="builder" />
-                            </node>
-                          </node>
-                          <node concept="3clFbF" id="6tPOoeT5wvK" role="3cqZAp">
-                            <node concept="2OqwBi" id="6tPOoeT5xBh" role="3clFbG">
-                              <node concept="2OqwBi" id="6tPOoeT5wQk" role="2Oq$k0">
-                                <node concept="Xjq3P" id="6tPOoeT5wvI" role="2Oq$k0" />
-                                <node concept="2OwXpG" id="6tPOoeT5xh1" role="2OqNvi">
-                                  <ref role="2Oxat5" node="6tPOoeT4XhE" resolve="ruleTable" />
-                                </node>
-                              </node>
-                              <node concept="liA8E" id="6tPOoeT5xYf" role="2OqNvi">
-                                <ref role="37wK5l" node="7DvO2M9Uagq" resolve="update" />
-                                <node concept="37vLTw" id="4MqhgXUBBcH" role="37wK5m">
-                                  <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
-                                </node>
-                                <node concept="37vLTw" id="4MqhgXUBBMG" role="37wK5m">
-                                  <ref role="3cqZAo" node="4MqhgXUBix2" resolve="builders" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3clFbH" id="4MqhgXUC9fy" role="3cqZAp" />
-                        </node>
-                        <node concept="TDmWw" id="tIwzd1I3WM" role="TEbGg">
-                          <node concept="3clFbS" id="tIwzd1I3WN" role="TDEfX">
-                            <node concept="3cpWs8" id="2DKqMqOkbMY" role="3cqZAp">
-                              <node concept="3cpWsn" id="2DKqMqOkbN1" role="3cpWs9">
-                                <property role="TrG5h" value="details" />
-                                <node concept="17QB3L" id="2DKqMqOkbMW" role="1tU5fm" />
-                                <node concept="3K4zz7" id="2DKqMqOkc_J" role="33vP2m">
-                                  <node concept="Xl_RD" id="2DKqMqOkdoG" role="3K4GZi">
-                                    <property role="Xl_RC" value="" />
-                                  </node>
-                                  <node concept="3y3z36" id="2DKqMqOkcjZ" role="3K4Cdx">
-                                    <node concept="10Nm6u" id="2DKqMqOkcsQ" role="3uHU7w" />
-                                    <node concept="37vLTw" id="2DKqMqOkci$" role="3uHU7B">
-                                      <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
-                                    </node>
-                                  </node>
-                                  <node concept="3cpWs3" id="2DKqMqOkcAG" role="3K4E3e">
-                                    <node concept="2OqwBi" id="2DKqMqOkcAH" role="3uHU7w">
-                                      <node concept="2JrnkZ" id="2DKqMqOkcAI" role="2Oq$k0">
-                                        <node concept="37vLTw" id="2DKqMqOkcAJ" role="2JrQYb">
-                                          <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
-                                        </node>
-                                      </node>
-                                      <node concept="liA8E" id="2DKqMqOkcAK" role="2OqNvi">
-                                        <ref role="37wK5l" to="mhbf:~SNode.getNodeId():org.jetbrains.mps.openapi.model.SNodeId" resolve="getNodeId" />
-                                      </node>
-                                    </node>
-                                    <node concept="3cpWs3" id="2DKqMqOkcAL" role="3uHU7B">
-                                      <node concept="3cpWs3" id="2DKqMqOkcAM" role="3uHU7B">
-                                        <node concept="Xl_RD" id="2DKqMqOkcB1" role="3uHU7B">
-                                          <property role="Xl_RC" value=" triggered by " />
-                                        </node>
-                                        <node concept="2OqwBi" id="2DKqMqOkcB2" role="3uHU7w">
-                                          <node concept="37vLTw" id="2DKqMqOkcB3" role="2Oq$k0">
-                                            <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
-                                          </node>
-                                          <node concept="2qgKlT" id="2DKqMqOkcB4" role="2OqNvi">
-                                            <ref role="37wK5l" to="tpcu:hEwIMiw" resolve="getPresentation" />
-                                          </node>
-                                        </node>
-                                      </node>
-                                      <node concept="Xl_RD" id="2DKqMqOkcB5" role="3uHU7w">
-                                        <property role="Xl_RC" value="@" />
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                            <node concept="3clFbF" id="6i42QSss2Wh" role="3cqZAp">
-                              <node concept="37vLTI" id="6i42QSss3uW" role="3clFbG">
-                                <node concept="2OqwBi" id="6i42QSss3Rm" role="37vLTx">
-                                  <node concept="37vLTw" id="6i42QSss3D8" role="2Oq$k0">
-                                    <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
-                                  </node>
-                                  <node concept="liA8E" id="6i42QSss41w" role="2OqNvi">
-                                    <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
-                                    <node concept="2YIFZM" id="6i42QSss4Co" role="37wK5m">
-                                      <ref role="1Pybhc" node="7Oc59RSEjdb" resolve="Result" />
-                                      <ref role="37wK5l" node="7Oc59RSH6VB" resolve="FAIL" />
-                                      <node concept="3cpWs3" id="6i42QSss4RR" role="37wK5m">
-                                        <node concept="37vLTw" id="6i42QSss4RS" role="3uHU7w">
-                                          <ref role="3cqZAo" node="2DKqMqOkbN1" resolve="details" />
-                                        </node>
-                                        <node concept="3cpWs3" id="6i42QSss4RT" role="3uHU7B">
-                                          <node concept="3cpWs3" id="6i42QSss4RU" role="3uHU7B">
-                                            <node concept="3cpWs3" id="6i42QSss4RV" role="3uHU7B">
-                                              <node concept="2OqwBi" id="6i42QSss4RW" role="3uHU7B">
-                                                <node concept="37vLTw" id="6i42QSss4RX" role="2Oq$k0">
-                                                  <ref role="3cqZAo" node="tIwzd1I3X5" resolve="e" />
-                                                </node>
-                                                <node concept="liA8E" id="6i42QSss4RY" role="2OqNvi">
-                                                  <ref role="37wK5l" to="wyt6:~Throwable.getMessage():java.lang.String" resolve="getMessage" />
-                                                </node>
-                                              </node>
-                                              <node concept="Xl_RD" id="6i42QSss4RZ" role="3uHU7w">
-                                                <property role="Xl_RC" value="(" />
-                                              </node>
-                                            </node>
-                                            <node concept="2OqwBi" id="6i42QSss4S0" role="3uHU7w">
-                                              <node concept="37vLTw" id="4MqhgXUBzFt" role="2Oq$k0">
-                                                <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
-                                              </node>
-                                              <node concept="liA8E" id="6i42QSss4S4" role="2OqNvi">
-                                                <ref role="37wK5l" to="i348:1ffsG7bUgP4" resolve="toString" />
-                                              </node>
-                                            </node>
-                                          </node>
-                                          <node concept="Xl_RD" id="6i42QSss4S5" role="3uHU7w">
-                                            <property role="Xl_RC" value=")" />
-                                          </node>
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                                <node concept="37vLTw" id="6i42QSss2Wf" role="37vLTJ">
-                                  <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3cpWsn" id="tIwzd1I3X5" role="TDEfY">
-                            <property role="TrG5h" value="e" />
-                            <node concept="3uibUv" id="tIwzd1I3X6" role="1tU5fm">
-                              <ref role="3uigEE" to="av0y:~InvalidRuleException" resolve="InvalidRuleException" />
-                            </node>
-                          </node>
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-                          <node concept="37vLTI" id="6i42QSss0c7" role="3clFbG">
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-                                <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
-                              </node>
-                              <node concept="liA8E" id="6i42QSss0Nd" role="2OqNvi">
-                                <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
-                                <node concept="1LFfDK" id="6i42QSss2au" role="37wK5m">
-                                  <node concept="3cmrfG" id="6i42QSss2rC" role="1LF_Uc">
-                                    <property role="3cmrfH" value="0" />
-                                  </node>
-                                  <node concept="37vLTw" id="6i42QSss1bC" role="1LFl5Q">
-                                    <ref role="3cqZAo" node="6i42QSsrrpM" resolve="result_builder" />
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                            <node concept="37vLTw" id="6i42QSsrZRk" role="37vLTJ">
-                              <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
-                            </node>
-                          </node>
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-                      <node concept="X8dFx" id="tIwzd1IefT" role="2OqNvi">
-                        <node concept="1rXfSq" id="7XdbJdyPp8s" role="25WWJ7">
-                          <ref role="37wK5l" node="7XdbJdyMJjJ" resolve="collectRequired" />
-                          <node concept="37vLTw" id="7XdbJdyPr99" role="37wK5m">
-                            <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
-                          </node>
-                          <node concept="37vLTw" id="7XdbJdyPqxu" role="37wK5m">
-                            <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
-                          </node>
-                          <node concept="37vLTw" id="4vBwiiV8QJb" role="37wK5m">
-                            <ref role="3cqZAo" node="4vBwiiV8bzf" resolve="requiredNodes" />
-                          </node>
-                        </node>
-                      </node>
-                    </node>
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-                  <node concept="3clFbH" id="4vBwiiV7qJD" role="3cqZAp" />
-                </node>
-                <node concept="3clFbS" id="4vBwiiV7qJF" role="2GVbov">
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-                        <ref role="37wK5l" to="6pyv:7DvO2M9IiNh" resolve="removeListener" />
-                        <node concept="37vLTw" id="4vBwiiV7_ao" role="37wK5m">
-                          <ref role="3cqZAo" node="4vBwiiV7yNV" resolve="requiredCollector" />
-                        </node>
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-                      <node concept="37vLTw" id="7DvO2Mai8Ie" role="2Oq$k0">
-                        <ref role="3cqZAo" node="7DvO2Mah9z5" resolve="applicationSession" />
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-                    </node>
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-                </node>
-              </node>
-              <node concept="3clFbH" id="4vBwiiV8iBJ" role="3cqZAp" />
-            </node>
-            <node concept="3cpWsn" id="tIwzd1I3Xj" role="1Duv9x">
-              <property role="TrG5h" value="tpl" />
-              <node concept="3uibUv" id="6tPOoeTdcfx" role="1tU5fm">
-                <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
-                <node concept="3qUE_q" id="6tPOoeTdcfy" role="11_B2D">
-                  <node concept="3uibUv" id="6tPOoeTdcfz" role="3qUE_r">
-                    <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
-                  </node>
-                </node>
-              </node>
-            </node>
-            <node concept="37vLTw" id="tIwzd1I3Xs" role="1DdaDG">
-              <ref role="3cqZAo" node="tIwzd1I3Xm" resolve="tpls" />
-            </node>
-          </node>
-          <node concept="3clFbH" id="6i42QSssfmM" role="3cqZAp" />
-          <node concept="3clFbF" id="6i42QSssgtt" role="3cqZAp">
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-              <node concept="37vLTw" id="6i42QSsshRB" role="1Lso8e">
-                <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
-              </node>
-              <node concept="37vLTw" id="6i42QSssigH" role="1Lso8e">
-                <ref role="3cqZAo" node="tIwzd1IbDT" resolve="required" />
-              </node>
-            </node>
-          </node>
-        </node>
-        <node concept="1LlUBW" id="6i42QSss8Ot" role="3clF45">
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-            <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
-          </node>
-          <node concept="3vKaQO" id="tIwzd1JBnD" role="1Lm7xW">
-            <node concept="3Tqbb2" id="tIwzd1JBnF" role="3O5elw" />
-          </node>
-        </node>
-      </node>
-      <node concept="2tJIrI" id="6OXbTDzFf$i" role="jymVt" />
-      <node concept="3clFb_" id="6OXbTDy1oEg" role="jymVt">
-        <property role="TrG5h" value="applyQueryTemplates" />
-        <node concept="3uibUv" id="6OXbTDyaHuW" role="3clF45">
-          <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
-        </node>
-        <node concept="3Tm6S6" id="6OXbTDy1oEj" role="1B3o_S" />
-        <node concept="3clFbS" id="6OXbTDy1oEk" role="3clF47">
-          <node concept="3cpWs8" id="6OXbTDyef8q" role="3cqZAp">
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-              <property role="TrG5h" value="result" />
-              <node concept="3uibUv" id="6OXbTDyef8s" role="1tU5fm">
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-              <node concept="2YIFZM" id="6OXbTDyef8t" role="33vP2m">
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-          <node concept="3clFbH" id="6OXbTDyeezy" role="3cqZAp" />
-          <node concept="2GUZhq" id="6OXbTDye_gp" role="3cqZAp">
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-                  <property role="TrG5h" value="result_builders" />
-                  <node concept="1LlUBW" id="6OXbTDydyMo" role="1tU5fm">
-                    <node concept="3uibUv" id="6OXbTDydyMz" role="1Lm7xW">
-                      <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
-                    </node>
-                    <node concept="A3Dl8" id="6OXbTDydyMx" role="1Lm7xW">
-                      <node concept="3uibUv" id="6OXbTDydyMy" role="A3Ik2">
-                        <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
-                      </node>
-                    </node>
-                  </node>
-                  <node concept="1rXfSq" id="6OXbTDydyNT" role="33vP2m">
-                    <ref role="37wK5l" node="6OXbTDyaLzV" resolve="applyQueryTemplate" />
-                    <node concept="37vLTw" id="6tPOoeT4SaD" role="37wK5m">
-                      <ref role="3cqZAo" node="6OXbTDydhIZ" resolve="queryTemplate" />
-                    </node>
-                    <node concept="37vLTw" id="6OXbTDydyO0" role="37wK5m">
-                      <ref role="3cqZAo" node="6OXbTDyaDvN" resolve="parameter" />
-                    </node>
-                  </node>
-                </node>
-              </node>
-              <node concept="3clFbH" id="6OXbTDyd$2C" role="3cqZAp" />
-              <node concept="3clFbJ" id="6OXbTDydW47" role="3cqZAp">
-                <node concept="3clFbS" id="6OXbTDydW49" role="3clFbx">
-                  <node concept="3clFbH" id="6OXbTDydW48" role="3cqZAp" />
-                  <node concept="3cpWs8" id="6OXbTDzFnYI" role="3cqZAp">
-                    <node concept="3cpWsn" id="6OXbTDzFnYJ" role="3cpWs9">
-                      <property role="TrG5h" value="builders" />
-                      <node concept="3vKaQO" id="6OXbTDzFnYK" role="1tU5fm">
-                        <node concept="3uibUv" id="6OXbTDzFnYL" role="3O5elw">
-                          <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
-                        </node>
-                      </node>
-                      <node concept="2ShNRf" id="6OXbTDzFnYM" role="33vP2m">
-                        <node concept="Tc6Ow" id="6OXbTDzFnYN" role="2ShVmc">
-                          <node concept="3uibUv" id="6OXbTDzFnYO" role="HW$YZ">
-                            <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
-                          </node>
-                          <node concept="1LFfDK" id="6OXbTDzFnYP" role="I$8f6">
-                            <node concept="3cmrfG" id="6OXbTDzFnYQ" role="1LF_Uc">
-                              <property role="3cmrfH" value="1" />
-                            </node>
-                            <node concept="37vLTw" id="6OXbTDzFoOp" role="1LFl5Q">
-                              <ref role="3cqZAo" node="6OXbTDydyNS" resolve="result_builders" />
-                            </node>
-                          </node>
-                        </node>
-                      </node>
-                    </node>
-                  </node>
-                  <node concept="SfApY" id="6OXbTDye1zC" role="3cqZAp">
-                    <node concept="3clFbS" id="6OXbTDye1zE" role="SfCbr">
-                      <node concept="2Gpval" id="6OXbTDzFl4o" role="3cqZAp">
-                        <node concept="3clFbS" id="6OXbTDzFl4p" role="2LFqv$">
-                          <node concept="3clFbJ" id="6OXbTDzFl4q" role="3cqZAp">
-                            <node concept="3clFbS" id="6OXbTDzFl4r" role="3clFbx">
-                              <node concept="3SKdUt" id="6OXbTDzFl4s" role="3cqZAp">
-                                <node concept="3SKdUq" id="6OXbTDzFl4t" role="3SKWNk">
-                                  <property role="3SKdUp" value="goals get triggered by the &quot;main&quot; constraint" />
-                                </node>
-                              </node>
-                              <node concept="3clFbF" id="6OXbTDzFl4u" role="3cqZAp">
-                                <node concept="2OqwBi" id="6OXbTDzFl4v" role="3clFbG">
-                                  <node concept="2GrUjf" id="6OXbTDzFl4w" role="2Oq$k0">
-                                    <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
-                                  </node>
-                                  <node concept="liA8E" id="6OXbTDzFl4x" role="2OqNvi">
-                                    <ref role="37wK5l" to="6pyv:7eGEHDlc$bR" resolve="appendHeadKept" />
-                                    <node concept="37vLTw" id="6OXbTDzFl4y" role="37wK5m">
-                                      <ref role="3cqZAo" node="6i42QSsj_y2" resolve="mainConstraint" />
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                            <node concept="3fqX7Q" id="6OXbTDzFl4z" role="3clFbw">
-                              <node concept="2OqwBi" id="6OXbTDzFl4$" role="3fr31v">
-                                <node concept="2GrUjf" id="6OXbTDzFl4_" role="2Oq$k0">
-                                  <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
-                                </node>
-                                <node concept="liA8E" id="6OXbTDzFl4A" role="2OqNvi">
-                                  <ref role="37wK5l" to="6pyv:7nkyKX7mcq7" resolve="hasHead" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3clFbJ" id="6OXbTDzFl4B" role="3cqZAp">
-                            <node concept="3clFbS" id="6OXbTDzFl4C" role="3clFbx">
-                              <node concept="3SKdUt" id="6OXbTDzFl4D" role="3cqZAp">
-                                <node concept="3SKdUq" id="6OXbTDzFl4E" role="3SKWNk">
-                                  <property role="3SKdUp" value="facts have &quot;assert(true)&quot; in the body" />
-                                </node>
-                              </node>
-                              <node concept="3SKdUt" id="6OXbTDzFl4F" role="3cqZAp">
-                                <node concept="3SKdUq" id="6OXbTDzFl4G" role="3SKWNk">
-                                  <property role="3SKdUp" value="TODO: support facts" />
-                                </node>
-                              </node>
-                              <node concept="3SKdUt" id="6OXbTDzFl4H" role="3cqZAp">
-                                <node concept="3SKdUq" id="6OXbTDzFl4I" role="3SKWNk">
-                                  <property role="3SKdUp" value="FIXME: support rules that only add required roots instead of this hack!s" />
-                                </node>
-                              </node>
-                              <node concept="3clFbF" id="6OXbTDzFl4J" role="3cqZAp">
-                                <node concept="2OqwBi" id="6OXbTDzFl4K" role="3clFbG">
-                                  <node concept="2GrUjf" id="6OXbTDzFl4L" role="2Oq$k0">
-                                    <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
-                                  </node>
-                                  <node concept="liA8E" id="6OXbTDzFl4M" role="2OqNvi">
-                                    <ref role="37wK5l" to="6pyv:7eGEHDlc$aw" resolve="appendBody" />
-                                    <node concept="2ShNRf" id="6OXbTDzFl4N" role="37wK5m">
-                                      <node concept="1pGfFk" id="6OXbTDzFl4O" role="2ShVmc">
-                                        <ref role="37wK5l" to="cxk7:4xBopTzrPWl" resolve="AssertPredicate" />
-                                        <node concept="10M0yZ" id="6OXbTDzFl4P" role="37wK5m">
-                                          <ref role="3cqZAo" to="wyt6:~Boolean.TRUE" resolve="TRUE" />
-                                          <ref role="1PxDUh" to="wyt6:~Boolean" resolve="Boolean" />
-                                        </node>
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                            </node>
-                            <node concept="3fqX7Q" id="6OXbTDzFl4Q" role="3clFbw">
-                              <node concept="2OqwBi" id="6OXbTDzFl4R" role="3fr31v">
-                                <node concept="2GrUjf" id="6OXbTDzFl4S" role="2Oq$k0">
-                                  <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
-                                </node>
-                                <node concept="liA8E" id="6OXbTDzFl4T" role="2OqNvi">
-                                  <ref role="37wK5l" to="6pyv:7nkyKX7mnWq" resolve="hasBody" />
-                                </node>
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                        <node concept="37vLTw" id="6OXbTDzFwae" role="2GsD0m">
-                          <ref role="3cqZAo" node="6OXbTDzFnYJ" resolve="builders" />
-                        </node>
-                        <node concept="2GrKxI" id="6OXbTDzFl4V" role="2Gsz3X">
-                          <property role="TrG5h" value="builder" />
-                        </node>
-                      </node>
-                      <node concept="3clFbJ" id="6tPOoeT54Pn" role="3cqZAp">
-                        <node concept="3clFbS" id="6tPOoeT54Pp" role="3clFbx">
-                          <node concept="3clFbH" id="6tPOoeT54Po" role="3cqZAp" />
-                        </node>
-                        <node concept="3clFbC" id="6tPOoeT55Q3" role="3clFbw">
-                          <node concept="10Nm6u" id="6tPOoeT55Wy" role="3uHU7w" />
-                          <node concept="37vLTw" id="6tPOoeT55_U" role="3uHU7B">
-                            <ref role="3cqZAo" node="6tPOoeT4XhE" resolve="ruleTable" />
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="3clFbF" id="6tPOoeT524D" role="3cqZAp">
-                        <node concept="2OqwBi" id="6tPOoeT53LW" role="3clFbG">
-                          <node concept="2OqwBi" id="6tPOoeT52Fu" role="2Oq$k0">
-                            <node concept="Xjq3P" id="6tPOoeT524B" role="2Oq$k0" />
-                            <node concept="2OwXpG" id="6tPOoeT538g" role="2OqNvi">
-                              <ref role="2Oxat5" node="6tPOoeT4XhE" resolve="ruleTable" />
-                            </node>
-                          </node>
-                          <node concept="liA8E" id="6tPOoeT544o" role="2OqNvi">
-                            <ref role="37wK5l" node="6OXbTDy0Er4" resolve="update" />
-                            <node concept="37vLTw" id="6tPOoeT5urx" role="37wK5m">
-                              <ref role="3cqZAo" node="6OXbTDydhIZ" resolve="queryTemplate" />
-                            </node>
-                            <node concept="37vLTw" id="6tPOoeT5v0Z" role="37wK5m">
-                              <ref role="3cqZAo" node="6OXbTDzFnYJ" resolve="builders" />
-                            </node>
-                          </node>
-                        </node>
-                      </node>
-                      <node concept="3clFbH" id="6OXbTDyecwE" role="3cqZAp" />
-                    </node>
-                    <node concept="TDmWw" id="6OXbTDydX1w" role="TEbGg">
-                      <node concept="3cpWsn" id="6OXbTDydX1x" role="TDEfY">
-                        <property role="TrG5h" value="e" />
-                        <node concept="3uibUv" id="6OXbTDydXmU" role="1tU5fm">
-                          <ref role="3uigEE" to="av0y:~InvalidRuleException" resolve="InvalidRuleException" />
-                        </node>
-                      </node>
-                      <node concept="3clFbS" id="6OXbTDydX1z" role="TDEfX">
-                        <node concept="3cpWs8" id="6OXbTDydY23" role="3cqZAp">
-                          <node concept="3cpWsn" id="6OXbTDydY24" role="3cpWs9">
-                            <property role="TrG5h" value="details" />
-                            <node concept="17QB3L" id="6OXbTDydY25" role="1tU5fm" />
-                            <node concept="2YIFZM" id="6OXbTDyeyio" role="33vP2m">
-                              <ref role="37wK5l" to="wyt6:~String.valueOf(java.lang.Object):java.lang.String" resolve="valueOf" />
-                              <ref role="1Pybhc" to="wyt6:~String" resolve="String" />
-                              <node concept="37vLTw" id="6OXbTDyeyYP" role="37wK5m">
-                                <ref role="3cqZAo" node="6OXbTDyaDvN" resolve="parameter" />
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                        <node concept="3clFbF" id="6OXbTDydY2n" role="3cqZAp">
-                          <node concept="37vLTI" id="6OXbTDydY2o" role="3clFbG">
-                            <node concept="2OqwBi" id="6OXbTDydY2p" role="37vLTx">
-                              <node concept="37vLTw" id="6OXbTDyegrm" role="2Oq$k0">
-                                <ref role="3cqZAo" node="6OXbTDyef8r" resolve="result" />
-                              </node>
-                              <node concept="liA8E" id="6OXbTDydY2r" role="2OqNvi">
-                                <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
-                                <node concept="2YIFZM" id="6OXbTDydY2s" role="37wK5m">
-                                  <ref role="37wK5l" node="7Oc59RSH6VB" resolve="FAIL" />
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-                    <node concept="37vLTw" id="3IIf9O_hb8T" role="2HTEbv">
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-        <node concept="2tJIrI" id="3IIf9O_hg2B" role="jymVt" />
-        <node concept="3clFbW" id="3IIf9O_hbbq" role="jymVt">
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-            <node concept="A3Dl8" id="3IIf9O_hkSP" role="1tU5fm">
-              <node concept="3Tqbb2" id="3IIf9O_hkSQ" role="A3Ik2" />
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-          <node concept="37vLTG" id="3IIf9O_hbbt" role="3clF46">
-            <property role="TrG5h" value="action" />
-            <node concept="3uibUv" id="3IIf9O_hbbu" role="1tU5fm">
-              <ref role="3uigEE" node="12yN8DyNqe8" resolve="ProgramProducer.NodeWalker.NodeAction" />
-              <node concept="16syzq" id="3IIf9O_hbbv" role="11_B2D">
-                <ref role="16sUi3" node="4UTrqZZNWwV" resolve="S" />
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-          <node concept="3cqZAl" id="3IIf9O_hbbw" role="3clF45" />
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-            <node concept="XkiVB" id="3IIf9O_hbbz" role="3cqZAp">
-              <ref role="37wK5l" node="12yN8DyNqja" resolve="ProgramProducer.NodeWalker" />
-              <node concept="37vLTw" id="3IIf9O_hbb$" role="37wK5m">
-                <ref role="3cqZAo" node="3IIf9O_hbbt" resolve="action" />
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-            </node>
-            <node concept="3clFbF" id="3IIf9O_hbb_" role="3cqZAp">
-              <node concept="37vLTI" id="3IIf9O_hbbA" role="3clFbG">
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-                  <node concept="Xjq3P" id="3IIf9O_hbbC" role="2Oq$k0" />
-                  <node concept="2OwXpG" id="3IIf9O_hbbD" role="2OqNvi">
-                    <ref role="2Oxat5" node="4UTrqZZNZvj" resolve="startFrom" />
-                  </node>
-                </node>
-                <node concept="37vLTw" id="3IIf9O_hp7Q" role="37vLTx">
-                  <ref role="3cqZAo" node="3IIf9O_hbbr" resolve="startFrom" />
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-              </node>
-            </node>
-          </node>
-        </node>
-        <node concept="2tJIrI" id="4UTrqZZNYoN" role="jymVt" />
-        <node concept="3clFb_" id="4UTrqZZNWym" role="jymVt">
-          <property role="TrG5h" value="doWalk" />
-          <property role="1EzhhJ" value="false" />
-          <node concept="16syzq" id="4UTrqZZNWyq" role="3clF45">
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-          <node concept="3Tm1VV" id="4UTrqZZNWyp" role="1B3o_S" />
-          <node concept="3clFbS" id="4UTrqZZNWyr" role="3clF47">
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-              <node concept="1rXfSq" id="4UTrqZZNWZR" role="3clFbG">
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-                  <node concept="kMnCb" id="4UTrqZZNWZT" role="2ShVmc">
-                    <node concept="3Tqbb2" id="4UTrqZZNWZU" role="kMuH3" />
-                    <node concept="1bVj0M" id="4UTrqZZNWZV" role="kMx8a">
-                      <node concept="3clFbS" id="4UTrqZZNWZW" role="1bW5cS">
-                        <node concept="3cpWs8" id="4UTrqZZNWZX" role="3cqZAp">
-                          <node concept="3cpWsn" id="4UTrqZZNWZY" role="3cpWs9">
-                            <property role="TrG5h" value="queue" />
-                            <node concept="3O6Q9H" id="4UTrqZZNWZZ" role="1tU5fm">
-                              <node concept="3Tqbb2" id="4UTrqZZNX00" role="3O5elw" />
-                            </node>
-                            <node concept="2ShNRf" id="4UTrqZZNX01" role="33vP2m">
-                              <node concept="2Jqq0_" id="4UTrqZZNX02" role="2ShVmc">
-                                <node concept="3Tqbb2" id="4UTrqZZNX03" role="HW$YZ" />
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                        <node concept="3clFbF" id="4UTrqZZNX04" role="3cqZAp">
-                          <node concept="2OqwBi" id="4UTrqZZNX05" role="3clFbG">
-                            <node concept="37vLTw" id="4UTrqZZNX06" role="2Oq$k0">
-                              <ref role="3cqZAo" node="4UTrqZZNWZY" resolve="queue" />
-                            </node>
-                            <node concept="X8dFx" id="3IIf9O_iBeP" role="2OqNvi">
-                              <node concept="37vLTw" id="3IIf9O_iBeR" role="25WWJ7">
-                                <ref role="3cqZAo" node="4UTrqZZNZvj" resolve="startFrom" />
-                              </node>
-                            </node>
-                          </node>
-                        </node>
-                        <node concept="3clFbH" id="4UTrqZZNX09" role="3cqZAp" />
-                        <node concept="2$JKZl" id="4UTrqZZNX0a" role="3cqZAp">
-                          <node concept="3clFbS" id="4UTrqZZNX0b" role="2LFqv$">
-                            <node concept="3cpWs8" id="4UTrqZZNX0c" role="3cqZAp">
-                              <node concept="3cpWsn" id="4UTrqZZNX0d" role="3cpWs9">
-                                <property role="TrG5h" value="next" />
-                                <node concept="3Tqbb2" id="4UTrqZZNX0e" role="1tU5fm" />
-                                <node concept="2OqwBi" id="4UTrqZZNX0f" role="33vP2m">
-                                  <node concept="37vLTw" id="4UTrqZZNX0g" role="2Oq$k0">
-                                    <ref role="3cqZAo" node="4UTrqZZNWZY" resolve="queue" />
-                                  </node>
-                                  <node concept="2Kt2Hk" id="4UTrqZZNX0h" role="2OqNvi" />
-                                </node>
-                              </node>
-                            </node>
-                            <node concept="3clFbH" id="4UTrqZZNX0i" role="3cqZAp" />
-                            <node concept="2n63Yl" id="4UTrqZZNX0j" role="3cqZAp">
-                              <node concept="37vLTw" id="4UTrqZZNX0k" role="2n6tg2">
-                                <ref role="3cqZAo" node="4UTrqZZNX0d" resolve="next" />
-                              </node>
-                            </node>
-                            <node concept="3clFbH" id="4UTrqZZNX0l" role="3cqZAp" />
-                            <node concept="1DcWWT" id="4UTrqZZNX0m" role="3cqZAp">
-                              <node concept="3clFbS" id="4UTrqZZNX0n" role="2LFqv$">
-                                <node concept="3SKdUt" id="4UTrqZZO0z8" role="3cqZAp">
-                                  <node concept="3SKdUq" id="4UTrqZZO0za" role="3SKWNk">
-                                    <property role="3SKdUp" value="FIXME: WTH? skipping all attributes?" />
-                                  </node>
-                                </node>
-                                <node concept="3clFbJ" id="4UTrqZZNX0o" role="3cqZAp">
-                                  <node concept="3clFbS" id="4UTrqZZNX0p" role="3clFbx">
-                                    <node concept="3N13vt" id="4UTrqZZNX0q" role="3cqZAp" />
-                                  </node>
-                                  <node concept="2OqwBi" id="4UTrqZZNX0r" role="3clFbw">
-                                    <node concept="37vLTw" id="4UTrqZZNX0s" role="2Oq$k0">
-                                      <ref role="3cqZAo" node="4UTrqZZNX0N" resolve="ch" />
-                                    </node>
-                                    <node concept="1BlSNk" id="4UTrqZZNX0t" role="2OqNvi">
-                                      <ref role="1BmUXE" to="tpck:gw2VY9q" resolve="BaseConcept" />
-                                      <ref role="1Bn3mz" to="tpck:4uZwTti3__2" resolve="smodelAttribute" />
-                                    </node>
-                                  </node>
-                                </node>
-                                <node concept="3clFbJ" id="4UTrqZZO60T" role="3cqZAp">
-                                  <node concept="3clFbS" id="4UTrqZZO60V" role="3clFbx">
-                                    <node concept="3N13vt" id="4UTrqZZO6ZA" role="3cqZAp" />
-                                  </node>
-                                  <node concept="1rXfSq" id="4UTrqZZO6nB" role="3clFbw">
-                                    <ref role="37wK5l" node="4UTrqZZO4eL" resolve="skip" />
-                                    <node concept="37vLTw" id="4UTrqZZOcm6" role="37wK5m">
-                                      <ref role="3cqZAo" node="4UTrqZZNX0d" resolve="next" />
-                                    </node>
-                                  </node>
-                                </node>
-                                <node concept="3clFbF" id="4UTrqZZNX0I" role="3cqZAp">
-                                  <node concept="2OqwBi" id="4UTrqZZNX0J" role="3clFbG">
-                                    <node concept="37vLTw" id="4UTrqZZNX0K" role="2Oq$k0">
-                                      <ref role="3cqZAo" node="4UTrqZZNWZY" resolve="queue" />
-                                    </node>
-                                    <node concept="2Ke9KJ" id="4UTrqZZNX0L" role="2OqNvi">
-                                      <node concept="37vLTw" id="4UTrqZZNX0M" role="25WWJ7">
-                                        <ref role="3cqZAo" node="4UTrqZZNX0N" resolve="ch" />
-                                      </node>
-                                    </node>
-                                  </node>
-                                </node>
-                              </node>
-                              <node concept="3cpWsn" id="4UTrqZZNX0N" role="1Duv9x">
-                                <property role="TrG5h" value="ch" />
-                                <node concept="3Tqbb2" id="4UTrqZZNX0O" role="1tU5fm" />
-                              </node>
-                              <node concept="2OqwBi" id="4UTrqZZNX0P" role="1DdaDG">
-                                <node concept="37vLTw" id="4UTrqZZNX0Q" role="2Oq$k0">
-                                  <ref role="3cqZAo" node="4UTrqZZNX0d" resolve="next" />
-                                </node>
-                                <node concept="32TBzR" id="4UTrqZZNX0R" role="2OqNvi" />
-                              </node>
-                            </node>
-                          </node>
-                          <node concept="3fqX7Q" id="4UTrqZZNX0S" role="2$JKZa">
-                            <node concept="2OqwBi" id="4UTrqZZNX0T" role="3fr31v">
-                              <node concept="37vLTw" id="4UTrqZZNX0U" role="2Oq$k0">
-                                <ref role="3cqZAo" node="4UTrqZZNWZY" resolve="queue" />
-                              </node>
-                              <node concept="1v1jN8" id="4UTrqZZNX0V" role="2OqNvi" />
-                            </node>
-                          </node>
-                        </node>
-                      </node>
-                    </node>
-                  </node>
-                </node>
-              </node>
-            </node>
-          </node>
-          <node concept="2AHcQZ" id="4UTrqZZNWys" role="2AJF6D">
-            <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
-          </node>
-        </node>
-        <node concept="2tJIrI" id="4UTrqZZO7Sb" role="jymVt" />
-        <node concept="3clFb_" id="4UTrqZZO4eL" role="jymVt">
-          <property role="TrG5h" value="skip" />
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-            <property role="TrG5h" value="next" />
-            <node concept="3Tqbb2" id="4UTrqZZO5Aa" role="1tU5fm" />
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-          <node concept="10P_77" id="4UTrqZZO4$X" role="3clF45" />
-          <node concept="3Tmbuc" id="4UTrqZZO85p" role="1B3o_S" />
-          <node concept="3clFbS" id="4UTrqZZO4eP" role="3clF47">
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-                <node concept="37vLTw" id="2ZFX$PQs07G" role="2Oq$k0">
-                  <ref role="3cqZAo" node="4UTrqZZO5aI" resolve="next" />
-                </node>
-                <node concept="1BlSNk" id="2ZFX$PQtRUy" role="2OqNvi">
-                  <ref role="1BmUXE" to="tpck:3Rc6kd0K$RF" resolve="BaseCommentAttribute" />
-                  <ref role="1Bn3mz" to="tpck:2ETBKOyieyt" resolve="commentedNode" />
-                </node>
-              </node>
-            </node>
-          </node>
-        </node>
-        <node concept="2tJIrI" id="4UTrqZZNWox" role="jymVt" />
-        <node concept="3Tm1VV" id="4UTrqZZNVSK" role="1B3o_S" />
-        <node concept="3uibUv" id="4UTrqZZNWuC" role="1zkMxy">
-          <ref role="3uigEE" node="12yN8DyNqdl" resolve="ProgramProducer.NodeWalker" />
-          <node concept="16syzq" id="4UTrqZZNWxK" role="11_B2D">
-            <ref role="16sUi3" node="4UTrqZZNWwV" resolve="S" />
-          </node>
-        </node>
-        <node concept="16euLQ" id="4UTrqZZNWwV" role="16eVyc">
-          <property role="TrG5h" value="S" />
-        </node>
-        <node concept="312cEg" id="4UTrqZZNZvj" role="jymVt">
-          <property role="TrG5h" value="startFrom" />
-          <node concept="3Tm6S6" id="4UTrqZZNZvk" role="1B3o_S" />
-          <node concept="A3Dl8" id="3IIf9O_haHB" role="1tU5fm">
-            <node concept="3Tqbb2" id="3IIf9O_haHC" role="A3Ik2" />
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-        <node concept="3UR2Jj" id="4UTrqZZQ_UN" role="lGtFl">
-          <node concept="TZ5HA" id="4UTrqZZQ_UO" role="TZ5H$">
-            <node concept="1dT_AC" id="4UTrqZZQ_UP" role="1dT_Ay">
-              <property role="1dT_AB" value="Walks all children from the given root." />
-            </node>
-          </node>
-          <node concept="TZ5HA" id="4UTrqZZQD5c" role="TZ5H$">
-            <node concept="1dT_AC" id="4UTrqZZQD5d" role="1dT_Ay">
-              <property role="1dT_AB" value="Override " />
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-            <node concept="1dT_AA" id="4UTrqZZQD5V" role="1dT_Ay">
-              <node concept="92FcH" id="4UTrqZZQD61" role="qph3F">
-                <node concept="TZ5HA" id="4UTrqZZQD63" role="2XjZqd" />
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-              </node>
-            </node>
-            <node concept="1dT_AC" id="4UTrqZZQD5U" role="1dT_Ay">
-              <property role="1dT_AB" value=" to control which nodes to include." />
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-          </node>
-        </node>
-      </node>
-      <node concept="2tJIrI" id="4UTrqZZNVmH" role="jymVt" />
-      <node concept="312cEu" id="4UTrqZZO9qy" role="jymVt">
-        <property role="2bfB8j" value="false" />
-        <property role="TrG5h" value="INTERFACE_PART_DEEP" />
-        <node concept="2tJIrI" id="4UTrqZZObCu" role="jymVt" />
-        <node concept="3clFbW" id="4UTrqZZOaY6" role="jymVt">
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-            <property role="TrG5h" value="startFrom" />
-            <node concept="3Tqbb2" id="4UTrqZZOb5T" role="1tU5fm" />
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-          <node concept="37vLTG" id="4UTrqZZOb7I" role="3clF46">
-            <property role="TrG5h" value="action" />
-            <node concept="3uibUv" id="4UTrqZZOb9_" role="1tU5fm">
-              <ref role="3uigEE" node="12yN8DyNqe8" resolve="ProgramProducer.NodeWalker.NodeAction" />
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-                <ref role="16sUi3" node="4UTrqZZOaLH" resolve="S" />
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-          <node concept="3cqZAl" id="4UTrqZZOaY8" role="3clF45" />
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-          <node concept="3clFbS" id="4UTrqZZOaYa" role="3clF47">
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-              <ref role="37wK5l" node="4UTrqZZNYyd" resolve="ProgramProducer.NodeWalker.ALL_DEEP" />
-              <node concept="37vLTw" id="4UTrqZZObxU" role="37wK5m">
-                <ref role="3cqZAo" node="4UTrqZZOb46" resolve="startFrom" />
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-              <node concept="37vLTw" id="4UTrqZZObBy" role="37wK5m">
-                <ref role="3cqZAo" node="4UTrqZZOb7I" resolve="action" />
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-            </node>
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-        <node concept="2tJIrI" id="3IIf9O_htpy" role="jymVt" />
-        <node concept="3clFbW" id="3IIf9O_hpaa" role="jymVt">
-          <node concept="37vLTG" id="3IIf9O_hpab" role="3clF46">
-            <property role="TrG5h" value="startFrom" />
-            <node concept="A3Dl8" id="3IIf9O_hybC" role="1tU5fm">
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-          <node concept="37vLTG" id="3IIf9O_hpad" role="3clF46">
-            <property role="TrG5h" value="action" />
-            <node concept="3uibUv" id="3IIf9O_hpae" role="1tU5fm">
-              <ref role="3uigEE" node="12yN8DyNqe8" resolve="ProgramProducer.NodeWalker.NodeAction" />
-              <node concept="16syzq" id="3IIf9O_hpaf" role="11_B2D">
-                <ref role="16sUi3" node="4UTrqZZOaLH" resolve="S" />
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-            </node>
-          </node>
-          <node concept="3cqZAl" id="3IIf9O_hpag" role="3clF45" />
-          <node concept="3Tm1VV" id="3IIf9O_hpah" role="1B3o_S" />
-          <node concept="3clFbS" id="3IIf9O_hpai" role="3clF47">
-            <node concept="XkiVB" id="3IIf9O_hpaj" role="3cqZAp">
-              <ref role="37wK5l" node="3IIf9O_hbbq" resolve="ProgramProducer.NodeWalker.ALL_DEEP" />
-              <node concept="37vLTw" id="3IIf9O_hpak" role="37wK5m">
-                <ref role="3cqZAo" node="3IIf9O_hpab" resolve="startFrom" />
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-              <node concept="37vLTw" id="3IIf9O_hpal" role="37wK5m">
-                <ref role="3cqZAo" node="3IIf9O_hpad" resolve="action" />
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-            </node>
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-        </node>
-        <node concept="2tJIrI" id="4UTrqZZObPt" role="jymVt" />
-        <node concept="3clFb_" id="4UTrqZZObWC" role="jymVt">
-          <property role="TrG5h" value="skip" />
-          <property role="1EzhhJ" value="false" />
-          <node concept="37vLTG" id="4UTrqZZObWD" role="3clF46">
-            <property role="TrG5h" value="next" />
-            <node concept="3Tqbb2" id="4UTrqZZObWE" role="1tU5fm" />
-          </node>
-          <node concept="10P_77" id="4UTrqZZObWF" role="3clF45" />
-          <node concept="3Tmbuc" id="4UTrqZZObWG" role="1B3o_S" />
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-            <node concept="3clFbJ" id="2ZFX$PQsbc7" role="3cqZAp">
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-                <node concept="3cpWs6" id="2ZFX$PQsigo" role="3cqZAp">
-                  <node concept="3clFbT" id="2ZFX$PQsiic" role="3cqZAk">
-                    <property role="3clFbU" value="true" />
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-                </node>
-              </node>
-              <node concept="3nyPlj" id="2ZFX$PQsfxs" role="3clFbw">
-                <ref role="37wK5l" node="4UTrqZZO4eL" resolve="skip" />
-                <node concept="37vLTw" id="2ZFX$PQsi9F" role="37wK5m">
-                  <ref role="3cqZAo" node="4UTrqZZObWD" resolve="next" />
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-            <node concept="3clFbF" id="4UTrqZZOd88" role="3cqZAp">
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-      <node concept="2tJIrI" id="7DvO2M9Uaip" role="jymVt" />
-      <node concept="3Tm1VV" id="7DvO2M9Uaiq" role="1B3o_S" />
-    </node>
     <node concept="2tJIrI" id="2$$Q_FeUgEv" role="jymVt" />
     <node concept="312cEg" id="1pPth$lE8Xs" role="jymVt">
       <property role="34CwA1" value="false" />
@@ -12777,5 +7642,7808 @@
     </node>
     <node concept="3Tm1VV" id="7WKNeR93NDG" role="1B3o_S" />
   </node>
+  <node concept="312cEu" id="7DvO2M9Uago">
+    <property role="TrG5h" value="HandlerTable" />
+    <node concept="2tJIrI" id="7DvO2M9Uagp" role="jymVt" />
+    <node concept="3clFb_" id="7DvO2M9Uagq" role="jymVt">
+      <property role="TrG5h" value="update" />
+      <node concept="37vLTG" id="7DvO2M9Uagr" role="3clF46">
+        <property role="TrG5h" value="ruleTemplate" />
+        <node concept="3uibUv" id="7DvO2M9Uags" role="1tU5fm">
+          <ref role="3uigEE" to="i348:1ffsG7bW_V4" resolve="RuleTemplate" />
+        </node>
+      </node>
+      <node concept="37vLTG" id="7DvO2M9Uagt" role="3clF46">
+        <property role="TrG5h" value="ruleBuilders" />
+        <node concept="A3Dl8" id="7DvO2M9Uagu" role="1tU5fm">
+          <node concept="3uibUv" id="7DvO2M9Uagv" role="A3Ik2">
+            <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+          </node>
+        </node>
+      </node>
+      <node concept="3cqZAl" id="7DvO2M9Uagw" role="3clF45" />
+      <node concept="3Tm1VV" id="7DvO2M9Uagx" role="1B3o_S" />
+      <node concept="3clFbS" id="7DvO2M9Uagy" role="3clF47">
+        <node concept="3clFbH" id="7DvO2M9Uagz" role="3cqZAp" />
+        <node concept="3SKdUt" id="7DvO2M9Uag$" role="3cqZAp">
+          <node concept="3SKdUq" id="7DvO2M9Uag_" role="3SKWNk">
+            <property role="3SKdUp" value="find the appropriate location for the template and execute builders" />
+          </node>
+        </node>
+        <node concept="3clFbH" id="7DvO2M9UagA" role="3cqZAp" />
+        <node concept="1DcWWT" id="7DvO2M9UagB" role="3cqZAp">
+          <node concept="3clFbS" id="7DvO2M9UagC" role="2LFqv$">
+            <node concept="3clFbF" id="7DvO2M9UagD" role="3cqZAp">
+              <node concept="2OqwBi" id="7DvO2M9UagE" role="3clFbG">
+                <node concept="1rXfSq" id="7DvO2M9UagF" role="2Oq$k0">
+                  <ref role="37wK5l" node="7DvO2M9Uahp" resolve="handlerBuilder" />
+                  <node concept="2OqwBi" id="7DvO2M9UagG" role="37wK5m">
+                    <node concept="37vLTw" id="7DvO2M9UagH" role="2Oq$k0">
+                      <ref role="3cqZAo" node="7DvO2M9Uagr" resolve="ruleTemplate" />
+                    </node>
+                    <node concept="liA8E" id="7DvO2M9UagI" role="2OqNvi">
+                      <ref role="37wK5l" to="i348:4MqhgXUndvp" resolve="handlerTemplate" />
+                    </node>
+                  </node>
+                </node>
+                <node concept="liA8E" id="7DvO2M9UagJ" role="2OqNvi">
+                  <ref role="37wK5l" node="4MqhgXUMbtk" resolve="addRule" />
+                  <node concept="37vLTw" id="7DvO2M9UagK" role="37wK5m">
+                    <ref role="3cqZAo" node="7DvO2M9Uagr" resolve="ruleTemplate" />
+                  </node>
+                  <node concept="2OqwBi" id="7DvO2M9UagL" role="37wK5m">
+                    <node concept="37vLTw" id="7DvO2M9UagM" role="2Oq$k0">
+                      <ref role="3cqZAo" node="7DvO2M9UagO" resolve="ruleBuilder" />
+                    </node>
+                    <node concept="liA8E" id="7DvO2M9UagN" role="2OqNvi">
+                      <ref role="37wK5l" to="6pyv:7eGEHDlc$ck" resolve="toRule" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="3cpWsn" id="7DvO2M9UagO" role="1Duv9x">
+            <property role="TrG5h" value="ruleBuilder" />
+            <node concept="3uibUv" id="7DvO2M9UagP" role="1tU5fm">
+              <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+            </node>
+          </node>
+          <node concept="37vLTw" id="7DvO2M9UagQ" role="1DdaDG">
+            <ref role="3cqZAo" node="7DvO2M9Uagt" resolve="ruleBuilders" />
+          </node>
+        </node>
+        <node concept="3clFbH" id="7DvO2M9UagR" role="3cqZAp" />
+      </node>
+      <node concept="3uibUv" id="7DvO2M9UagS" role="Sfmx6">
+        <ref role="3uigEE" to="av0y:~InvalidRuleException" resolve="InvalidRuleException" />
+      </node>
+    </node>
+    <node concept="2tJIrI" id="7DvO2M9UagT" role="jymVt" />
+    <node concept="3clFb_" id="6OXbTDy0Er4" role="jymVt">
+      <property role="TrG5h" value="update" />
+      <node concept="3cqZAl" id="6OXbTDy0Er6" role="3clF45" />
+      <node concept="3Tm1VV" id="6OXbTDy0Er7" role="1B3o_S" />
+      <node concept="3clFbS" id="6OXbTDy0Er8" role="3clF47">
+        <node concept="3clFbH" id="6tPOoeT5u8K" role="3cqZAp" />
+        <node concept="2Gpval" id="6OXbTDyyjVd" role="3cqZAp">
+          <node concept="3clFbS" id="6OXbTDy10Jh" role="2LFqv$">
+            <node concept="3clFbF" id="6OXbTDy1aOX" role="3cqZAp">
+              <node concept="2OqwBi" id="6OXbTDy1bak" role="3clFbG">
+                <node concept="1rXfSq" id="6OXbTDy1aOW" role="2Oq$k0">
+                  <ref role="37wK5l" node="6OXbTDy166r" resolve="queryHandlerBuilder" />
+                  <node concept="37vLTw" id="6OXbTDy1aSW" role="37wK5m">
+                    <ref role="3cqZAo" node="6OXbTDy0I1M" resolve="queryTemplate" />
+                  </node>
+                </node>
+                <node concept="liA8E" id="6OXbTDy1cVH" role="2OqNvi">
+                  <ref role="37wK5l" node="4MqhgXUMbtk" resolve="addRule" />
+                  <node concept="37vLTw" id="6OXbTDzw0p5" role="37wK5m">
+                    <ref role="3cqZAo" node="6OXbTDy0I1M" resolve="queryTemplate" />
+                  </node>
+                  <node concept="2OqwBi" id="6OXbTDy1d8D" role="37wK5m">
+                    <node concept="2GrUjf" id="6OXbTDyyjW7" role="2Oq$k0">
+                      <ref role="2Gs0qQ" node="6OXbTDyyjW5" resolve="ruleBuilder" />
+                    </node>
+                    <node concept="liA8E" id="6OXbTDy1dgn" role="2OqNvi">
+                      <ref role="37wK5l" to="6pyv:7eGEHDlc$ck" resolve="toRule" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="37vLTw" id="6OXbTDy10Jn" role="2GsD0m">
+            <ref role="3cqZAo" node="6OXbTDy0Z6U" resolve="ruleBuilders" />
+          </node>
+          <node concept="2GrKxI" id="6OXbTDyyjW5" role="2Gsz3X">
+            <property role="TrG5h" value="ruleBuilder" />
+          </node>
+        </node>
+        <node concept="3clFbH" id="6OXbTDy0KT9" role="3cqZAp" />
+      </node>
+      <node concept="37vLTG" id="6OXbTDy0I1M" role="3clF46">
+        <property role="TrG5h" value="queryTemplate" />
+        <node concept="3uibUv" id="6OXbTD$xzi7" role="1tU5fm">
+          <ref role="3uigEE" to="i348:6OXbTD$iNPP" resolve="QueryTemplate" />
+          <node concept="3qTvmN" id="6OXbTD$xEq3" role="11_B2D" />
+        </node>
+      </node>
+      <node concept="37vLTG" id="6OXbTDy0Z6U" role="3clF46">
+        <property role="TrG5h" value="ruleBuilders" />
+        <node concept="A3Dl8" id="6OXbTDy0Z6V" role="1tU5fm">
+          <node concept="3uibUv" id="6OXbTDy0Z6W" role="A3Ik2">
+            <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+          </node>
+        </node>
+      </node>
+      <node concept="3uibUv" id="6OXbTDy1iXV" role="Sfmx6">
+        <ref role="3uigEE" to="av0y:~InvalidRuleException" resolve="InvalidRuleException" />
+      </node>
+    </node>
+    <node concept="2tJIrI" id="6OXbTDy0F6L" role="jymVt" />
+    <node concept="3clFb_" id="7DvO2M9UagU" role="jymVt">
+      <property role="TrG5h" value="allHandlers" />
+      <node concept="A3Dl8" id="7DvO2M9UagV" role="3clF45">
+        <node concept="3uibUv" id="7DvO2M9UagW" role="A3Ik2">
+          <ref role="3uigEE" to="av0y:~Handler" resolve="Handler" />
+        </node>
+      </node>
+      <node concept="3Tm1VV" id="7DvO2M9UagX" role="1B3o_S" />
+      <node concept="3clFbS" id="7DvO2M9UagY" role="3clF47">
+        <node concept="3cpWs8" id="7DvO2M9UagZ" role="3cqZAp">
+          <node concept="3cpWsn" id="7DvO2M9Uah0" role="3cpWs9">
+            <property role="TrG5h" value="allHandlers" />
+            <node concept="_YKpA" id="7DvO2M9Uah1" role="1tU5fm">
+              <node concept="3uibUv" id="7DvO2M9Uah2" role="_ZDj9">
+                <ref role="3uigEE" to="av0y:~Handler" resolve="Handler" />
+              </node>
+            </node>
+            <node concept="2ShNRf" id="7DvO2M9Uah3" role="33vP2m">
+              <node concept="Tc6Ow" id="7DvO2M9Uah4" role="2ShVmc">
+                <node concept="3uibUv" id="7DvO2M9Uah5" role="HW$YZ">
+                  <ref role="3uigEE" to="av0y:~Handler" resolve="Handler" />
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="2Gpval" id="2$$Q_FeVcdY" role="3cqZAp">
+          <node concept="3clFbS" id="2$$Q_FeVbzX" role="2LFqv$">
+            <node concept="3clFbF" id="7DvO2M9Uah8" role="3cqZAp">
+              <node concept="2OqwBi" id="7DvO2M9Uah9" role="3clFbG">
+                <node concept="37vLTw" id="7DvO2M9Uaha" role="2Oq$k0">
+                  <ref role="3cqZAo" node="7DvO2M9Uah0" resolve="allHandlers" />
+                </node>
+                <node concept="TSZUe" id="7DvO2M9Uahb" role="2OqNvi">
+                  <node concept="2OqwBi" id="7DvO2M9Uahc" role="25WWJ7">
+                    <node concept="liA8E" id="7DvO2M9Uahe" role="2OqNvi">
+                      <ref role="37wK5l" node="4MqhgXUNDLG" resolve="toHandler" />
+                    </node>
+                    <node concept="3EllGN" id="2$$Q_FeVdfK" role="2Oq$k0">
+                      <node concept="2GrUjf" id="2$$Q_FeVdhk" role="3ElVtu">
+                        <ref role="2Gs0qQ" node="2$$Q_FeVcey" resolve="tpl" />
+                      </node>
+                      <node concept="37vLTw" id="2$$Q_FeVcOg" role="3ElQJh">
+                        <ref role="3cqZAo" node="7DvO2M9Uaig" resolve="handlerBuilders" />
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="1rXfSq" id="2$$Q_FeVb$3" role="2GsD0m">
+            <ref role="37wK5l" node="2$$Q_FeUpFv" resolve="topoSort" />
+            <node concept="2OqwBi" id="2$$Q_FeVb$4" role="37wK5m">
+              <node concept="37vLTw" id="2$$Q_FeVb$5" role="2Oq$k0">
+                <ref role="3cqZAo" node="7DvO2M9Uaig" resolve="handlerBuilders" />
+              </node>
+              <node concept="3lbrtF" id="2$$Q_FeVb$6" role="2OqNvi" />
+            </node>
+          </node>
+          <node concept="2GrKxI" id="2$$Q_FeVcey" role="2Gsz3X">
+            <property role="TrG5h" value="tpl" />
+          </node>
+        </node>
+        <node concept="3clFbH" id="2$$Q_FeV80k" role="3cqZAp" />
+        <node concept="3SKdUt" id="6OXbTDzUJv_" role="3cqZAp">
+          <node concept="3SKdUq" id="6OXbTDzUJvB" role="3SKWNk">
+            <property role="3SKdUp" value="queries should go last" />
+          </node>
+        </node>
+        <node concept="1DcWWT" id="6OXbTDzHkql" role="3cqZAp">
+          <node concept="3clFbS" id="6OXbTDzHkqm" role="2LFqv$">
+            <node concept="3clFbF" id="6OXbTDzHkqn" role="3cqZAp">
+              <node concept="2OqwBi" id="6OXbTDzHkqo" role="3clFbG">
+                <node concept="37vLTw" id="6OXbTDzHkqp" role="2Oq$k0">
+                  <ref role="3cqZAo" node="7DvO2M9Uah0" resolve="allHandlers" />
+                </node>
+                <node concept="TSZUe" id="6OXbTDzHkqq" role="2OqNvi">
+                  <node concept="2OqwBi" id="6OXbTDzHkqr" role="25WWJ7">
+                    <node concept="37vLTw" id="6OXbTDzHkqs" role="2Oq$k0">
+                      <ref role="3cqZAo" node="6OXbTDzHkqu" resolve="handlerBuilder" />
+                    </node>
+                    <node concept="liA8E" id="6OXbTDzHkqt" role="2OqNvi">
+                      <ref role="37wK5l" node="4MqhgXUNDLG" resolve="toHandler" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="3cpWsn" id="6OXbTDzHkqu" role="1Duv9x">
+            <property role="TrG5h" value="handlerBuilder" />
+            <node concept="3uibUv" id="6OXbTDzHkqv" role="1tU5fm">
+              <ref role="3uigEE" node="4MqhgXUMauK" resolve="HandlerBuilder" />
+            </node>
+          </node>
+          <node concept="2OqwBi" id="6OXbTDzHkqw" role="1DdaDG">
+            <node concept="37vLTw" id="6OXbTDzHkPF" role="2Oq$k0">
+              <ref role="3cqZAo" node="6OXbTDy15hb" resolve="queryHandlerBuilders" />
+            </node>
+            <node concept="T8wYR" id="6OXbTDzHkqy" role="2OqNvi" />
+          </node>
+        </node>
+        <node concept="3clFbF" id="7DvO2M9Uahk" role="3cqZAp">
+          <node concept="2OqwBi" id="7DvO2M9Uahl" role="3clFbG">
+            <node concept="37vLTw" id="7DvO2M9Uahm" role="2Oq$k0">
+              <ref role="3cqZAo" node="7DvO2M9Uah0" resolve="allHandlers" />
+            </node>
+            <node concept="26Dbio" id="7DvO2M9Uahn" role="2OqNvi" />
+          </node>
+        </node>
+      </node>
+      <node concept="P$JXv" id="2$$Q_FeU7wo" role="lGtFl">
+        <node concept="TZ5HA" id="2$$Q_FeU7wp" role="TZ5H$">
+          <node concept="1dT_AC" id="2$$Q_FeU7wq" role="1dT_Ay">
+            <property role="1dT_AB" value="The order of handlers returned must correspond to the partial order of hanldlers set by &quot;extends&quot; relation. " />
+          </node>
+        </node>
+        <node concept="TZ5HA" id="2$$Q_FeU7w$" role="TZ5H$">
+          <node concept="1dT_AC" id="2$$Q_FeU7w_" role="1dT_Ay">
+            <property role="1dT_AB" value="" />
+          </node>
+        </node>
+        <node concept="TZ5HA" id="2$$Q_FeU7wE" role="TZ5H$">
+          <node concept="1dT_AC" id="2$$Q_FeU7wF" role="1dT_Ay">
+            <property role="1dT_AB" value="Every handler must contain rules in the same order as rule templates within a handler template. " />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="7DvO2M9Uaho" role="jymVt" />
+    <node concept="3clFb_" id="7DvO2M9Uahp" role="jymVt">
+      <property role="TrG5h" value="handlerBuilder" />
+      <node concept="37vLTG" id="7DvO2M9Uahq" role="3clF46">
+        <property role="TrG5h" value="handlerTemplate" />
+        <node concept="3uibUv" id="7DvO2M9Uahr" role="1tU5fm">
+          <ref role="3uigEE" to="i348:4MqhgXU9fm3" resolve="HandlerTemplate" />
+        </node>
+      </node>
+      <node concept="3uibUv" id="7DvO2M9Uahs" role="3clF45">
+        <ref role="3uigEE" node="4MqhgXUMauK" resolve="HandlerBuilder" />
+      </node>
+      <node concept="3Tm6S6" id="7DvO2M9Uaht" role="1B3o_S" />
+      <node concept="3clFbS" id="7DvO2M9Uahu" role="3clF47">
+        <node concept="3cpWs8" id="7DvO2M9Uahv" role="3cqZAp">
+          <node concept="3cpWsn" id="7DvO2M9Uahw" role="3cpWs9">
+            <property role="TrG5h" value="builder" />
+            <node concept="3uibUv" id="7DvO2M9Uahx" role="1tU5fm">
+              <ref role="3uigEE" node="4MqhgXUMauK" resolve="HandlerBuilder" />
+            </node>
+            <node concept="3EllGN" id="7DvO2M9Uahy" role="33vP2m">
+              <node concept="37vLTw" id="7DvO2M9Uahz" role="3ElVtu">
+                <ref role="3cqZAo" node="7DvO2M9Uahq" resolve="handlerTemplate" />
+              </node>
+              <node concept="37vLTw" id="7DvO2M9Uah$" role="3ElQJh">
+                <ref role="3cqZAo" node="7DvO2M9Uaig" resolve="handlerBuilders" />
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbJ" id="7DvO2M9Uah_" role="3cqZAp">
+          <node concept="3clFbS" id="7DvO2M9UahA" role="3clFbx">
+            <node concept="3clFbF" id="7DvO2M9UahB" role="3cqZAp">
+              <node concept="37vLTI" id="7DvO2M9UahC" role="3clFbG">
+                <node concept="2ShNRf" id="7DvO2M9UahD" role="37vLTx">
+                  <node concept="1pGfFk" id="7DvO2M9UahE" role="2ShVmc">
+                    <ref role="37wK5l" node="4MqhgXUMb4h" resolve="HandlerBuilder" />
+                    <node concept="2OqwBi" id="7DvO2M9UahF" role="37wK5m">
+                      <node concept="37vLTw" id="7DvO2M9UahG" role="2Oq$k0">
+                        <ref role="3cqZAo" node="7DvO2M9Uahq" resolve="handlerTemplate" />
+                      </node>
+                      <node concept="liA8E" id="7DvO2M9UahH" role="2OqNvi">
+                        <ref role="37wK5l" to="i348:4MqhgXUN1Pe" resolve="name" />
+                      </node>
+                    </node>
+                    <node concept="2OqwBi" id="7DvO2M9UahI" role="37wK5m">
+                      <node concept="37vLTw" id="7DvO2M9UahJ" role="2Oq$k0">
+                        <ref role="3cqZAo" node="7DvO2M9Uahq" resolve="handlerTemplate" />
+                      </node>
+                      <node concept="liA8E" id="7DvO2M9UahK" role="2OqNvi">
+                        <ref role="37wK5l" to="i348:4MqhgXU9lmo" resolve="primarySymbols" />
+                      </node>
+                    </node>
+                    <node concept="2OqwBi" id="7DvO2M9UahL" role="37wK5m">
+                      <node concept="37vLTw" id="7DvO2M9UahM" role="2Oq$k0">
+                        <ref role="3cqZAo" node="7DvO2M9Uahq" resolve="handlerTemplate" />
+                      </node>
+                      <node concept="liA8E" id="7DvO2M9UahN" role="2OqNvi">
+                        <ref role="37wK5l" to="i348:4MqhgXUaiON" resolve="ruleTemplates" />
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="37vLTw" id="7DvO2M9UahO" role="37vLTJ">
+                  <ref role="3cqZAo" node="7DvO2M9Uahw" resolve="builder" />
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbF" id="7DvO2M9Uai4" role="3cqZAp">
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+        <node concept="3Tqbb2" id="7XdbJdyNeFe" role="1tU5fm" />
+      </node>
+      <node concept="37vLTG" id="4vBwiiV8GXc" role="3clF46">
+        <property role="TrG5h" value="requiredNodes" />
+        <node concept="_YKpA" id="4vBwiiV8Ljs" role="1tU5fm">
+          <node concept="3Tqbb2" id="4vBwiiV8LUn" role="_ZDj9" />
+        </node>
+      </node>
+      <node concept="3vKaQO" id="7kTeLbQkXlH" role="3clF45">
+        <node concept="3Tqbb2" id="7kTeLbQl62G" role="3O5elw" />
+      </node>
+      <node concept="3Tm6S6" id="7XdbJdyMMgC" role="1B3o_S" />
+      <node concept="3clFbS" id="7XdbJdyMJjN" role="3clF47">
+        <node concept="3cpWs8" id="7XdbJdyNlwR" role="3cqZAp">
+          <node concept="3cpWsn" id="7XdbJdyNlwS" role="3cpWs9">
+            <property role="TrG5h" value="req" />
+            <node concept="3vKaQO" id="7kTeLbQl9Uv" role="1tU5fm">
+              <node concept="3Tqbb2" id="7kTeLbQljbq" role="3O5elw" />
+            </node>
+            <node concept="2OqwBi" id="7XdbJdyNlwV" role="33vP2m">
+              <node concept="37vLTw" id="7XdbJdyNlwW" role="2Oq$k0">
+                <ref role="3cqZAo" node="7XdbJdyNeFb" resolve="tpl" />
+              </node>
+              <node concept="liA8E" id="7XdbJdyNlwX" role="2OqNvi">
+                <ref role="37wK5l" to="i348:7XdbJdyi9Ld" resolve="applyReduce" />
+                <node concept="37vLTw" id="7XdbJdyNlwY" role="37wK5m">
+                  <ref role="3cqZAo" node="7XdbJdyNeFd" resolve="node" />
+                </node>
+                <node concept="2ShNRf" id="7XdbJdyNlwZ" role="37wK5m">
+                  <node concept="Tc6Ow" id="7kTeLbQlGXX" role="2ShVmc">
+                    <node concept="3Tqbb2" id="7kTeLbQlGXZ" role="HW$YZ" />
+                  </node>
+                </node>
+                <node concept="1bVj0M" id="7XdbJdyNlx2" role="37wK5m">
+                  <node concept="37vLTG" id="7XdbJdyNlx3" role="1bW2Oz">
+                    <property role="TrG5h" value="req" />
+                    <node concept="_YKpA" id="7kTeLbQlLCv" role="1tU5fm">
+                      <node concept="3Tqbb2" id="7kTeLbQlUzo" role="_ZDj9" />
+                    </node>
+                  </node>
+                  <node concept="37vLTG" id="7XdbJdyNlx6" role="1bW2Oz">
+                    <property role="TrG5h" value="token" />
+                    <node concept="3uibUv" id="7XdbJdyNlx7" role="1tU5fm">
+                      <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
+                    </node>
+                  </node>
+                  <node concept="3clFbS" id="7XdbJdyNlx8" role="1bW5cS">
+                    <node concept="3clFbJ" id="7kTeLbQiXFV" role="3cqZAp">
+                      <node concept="3clFbS" id="7kTeLbQiXFX" role="3clFbx">
+                        <node concept="1X3_iC" id="6tPOoeSEcF$" role="lGtFl">
+                          <property role="3V$3am" value="statement" />
+                          <property role="3V$3ak" value="f3061a53-9226-4cc5-a443-f952ceaf5816/1068580123136/1068581517665" />
+                          <node concept="3clFbF" id="7XdbJdyNlxa" role="8Wnug">
+                            <node concept="2OqwBi" id="7XdbJdyNlxb" role="3clFbG">
+                              <node concept="37vLTw" id="7XdbJdyNlxc" role="2Oq$k0">
+                                <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
+                              </node>
+                              <node concept="X8dFx" id="7XdbJdyNlxd" role="2OqNvi">
+                                <node concept="2OqwBi" id="7XdbJdyNlxe" role="25WWJ7">
+                                  <node concept="37vLTw" id="7XdbJdyNlxf" role="2Oq$k0">
+                                    <ref role="3cqZAo" node="7XdbJdyNlx6" resolve="token" />
+                                  </node>
+                                  <node concept="liA8E" id="7XdbJdyNlxg" role="2OqNvi">
+                                    <ref role="37wK5l" to="i348:2RRx4MZ6CC4" resolve="requiredNodes" />
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3clFbH" id="5lxnBcU9jKE" role="3cqZAp" />
+                        <node concept="1X3_iC" id="6tPOoeSEimQ" role="lGtFl">
+                          <property role="3V$3am" value="statement" />
+                          <property role="3V$3ak" value="f3061a53-9226-4cc5-a443-f952ceaf5816/1068580123136/1068581517665" />
+                          <node concept="3clFbF" id="61wrp1Ja3bW" role="8Wnug">
+                            <node concept="2OqwBi" id="61wrp1Ja3bX" role="3clFbG">
+                              <node concept="37vLTw" id="61wrp1Ja3bY" role="2Oq$k0">
+                                <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
+                              </node>
+                              <node concept="X8dFx" id="61wrp1Ja3bZ" role="2OqNvi">
+                                <node concept="2OqwBi" id="61wrp1Ja3c0" role="25WWJ7">
+                                  <node concept="2OqwBi" id="61wrp1Ja3c1" role="2Oq$k0">
+                                    <node concept="37vLTw" id="61wrp1Ja3c2" role="2Oq$k0">
+                                      <ref role="3cqZAo" node="7XdbJdyNlx6" resolve="token" />
+                                    </node>
+                                    <node concept="liA8E" id="61wrp1Ja3c3" role="2OqNvi">
+                                      <ref role="37wK5l" to="i348:2RRx4MZ6CC4" resolve="requiredNodes" />
+                                    </node>
+                                  </node>
+                                  <node concept="3goQfb" id="61wrp1Ja3c4" role="2OqNvi">
+                                    <node concept="1bVj0M" id="61wrp1Ja3c5" role="23t8la">
+                                      <node concept="3clFbS" id="61wrp1Ja3c6" role="1bW5cS">
+                                        <node concept="3clFbF" id="4vBwiiV8XA_" role="3cqZAp">
+                                          <node concept="2OqwBi" id="61wrp1Jb9EN" role="3clFbG">
+                                            <node concept="2OqwBi" id="61wrp1JaY1y" role="2Oq$k0">
+                                              <node concept="37vLTw" id="61wrp1JaTVz" role="2Oq$k0">
+                                                <ref role="3cqZAo" node="61wrp1Ja3cc" resolve="it" />
+                                              </node>
+                                              <node concept="2z74zc" id="61wrp1Jb3M4" role="2OqNvi" />
+                                            </node>
+                                            <node concept="3$u5V9" id="61wrp1JbfxI" role="2OqNvi">
+                                              <node concept="1bVj0M" id="61wrp1JbfxK" role="23t8la">
+                                                <node concept="3clFbS" id="61wrp1JbfxL" role="1bW5cS">
+                                                  <node concept="3clFbF" id="61wrp1JboA4" role="3cqZAp">
+                                                    <node concept="2OqwBi" id="61wrp1JbsBz" role="3clFbG">
+                                                      <node concept="37vLTw" id="61wrp1JboA3" role="2Oq$k0">
+                                                        <ref role="3cqZAo" node="61wrp1JbfxM" resolve="ref" />
+                                                      </node>
+                                                      <node concept="2ZHEkA" id="61wrp1JbxMb" role="2OqNvi" />
+                                                    </node>
+                                                  </node>
+                                                </node>
+                                                <node concept="Rh6nW" id="61wrp1JbfxM" role="1bW2Oz">
+                                                  <property role="TrG5h" value="ref" />
+                                                  <node concept="2jxLKc" id="61wrp1JbfxN" role="1tU5fm" />
+                                                </node>
+                                              </node>
+                                            </node>
+                                          </node>
+                                        </node>
+                                      </node>
+                                      <node concept="Rh6nW" id="61wrp1Ja3cc" role="1bW2Oz">
+                                        <property role="TrG5h" value="it" />
+                                        <node concept="2jxLKc" id="61wrp1Ja3cd" role="1tU5fm" />
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3clFbH" id="5lxnBcU9jKP" role="3cqZAp" />
+                        <node concept="3clFbF" id="4vBwiiV93PW" role="3cqZAp">
+                          <node concept="2OqwBi" id="4vBwiiV9a97" role="3clFbG">
+                            <node concept="37vLTw" id="4vBwiiV93PU" role="2Oq$k0">
+                              <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
+                            </node>
+                            <node concept="X8dFx" id="4vBwiiV9gaM" role="2OqNvi">
+                              <node concept="37vLTw" id="4vBwiiV9kvj" role="25WWJ7">
+                                <ref role="3cqZAo" node="4vBwiiV8GXc" resolve="requiredNodes" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3clFbH" id="4vBwiiV9oEo" role="3cqZAp" />
+                        <node concept="3clFbF" id="4vBwiiV9z4v" role="3cqZAp">
+                          <node concept="2OqwBi" id="4vBwiiV9CYL" role="3clFbG">
+                            <node concept="37vLTw" id="4vBwiiV9z4t" role="2Oq$k0">
+                              <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
+                            </node>
+                            <node concept="X8dFx" id="4vBwiiV9J_N" role="2OqNvi">
+                              <node concept="2OqwBi" id="4vBwiiV9WcB" role="25WWJ7">
+                                <node concept="37vLTw" id="4vBwiiV9PDZ" role="2Oq$k0">
+                                  <ref role="3cqZAo" node="4vBwiiV8GXc" resolve="requiredNodes" />
+                                </node>
+                                <node concept="3goQfb" id="4vBwiiVa1qZ" role="2OqNvi">
+                                  <node concept="1bVj0M" id="4vBwiiVa1r0" role="23t8la">
+                                    <node concept="3clFbS" id="4vBwiiVa1r1" role="1bW5cS">
+                                      <node concept="3clFbF" id="4vBwiiVa1r2" role="3cqZAp">
+                                        <node concept="2OqwBi" id="4vBwiiVa1r3" role="3clFbG">
+                                          <node concept="2OqwBi" id="4vBwiiVa1r4" role="2Oq$k0">
+                                            <node concept="37vLTw" id="4vBwiiVa1r5" role="2Oq$k0">
+                                              <ref role="3cqZAo" node="4vBwiiVa1rg" resolve="it" />
+                                            </node>
+                                            <node concept="2z74zc" id="4vBwiiVa1r6" role="2OqNvi" />
+                                          </node>
+                                          <node concept="3$u5V9" id="4vBwiiVa1r7" role="2OqNvi">
+                                            <node concept="1bVj0M" id="4vBwiiVa1r8" role="23t8la">
+                                              <node concept="3clFbS" id="4vBwiiVa1r9" role="1bW5cS">
+                                                <node concept="3clFbF" id="4vBwiiVa1ra" role="3cqZAp">
+                                                  <node concept="2OqwBi" id="4vBwiiVa1rb" role="3clFbG">
+                                                    <node concept="37vLTw" id="4vBwiiVa1rc" role="2Oq$k0">
+                                                      <ref role="3cqZAo" node="4vBwiiVa1re" resolve="ref" />
+                                                    </node>
+                                                    <node concept="2ZHEkA" id="4vBwiiVa1rd" role="2OqNvi" />
+                                                  </node>
+                                                </node>
+                                              </node>
+                                              <node concept="Rh6nW" id="4vBwiiVa1re" role="1bW2Oz">
+                                                <property role="TrG5h" value="ref" />
+                                                <node concept="2jxLKc" id="4vBwiiVa1rf" role="1tU5fm" />
+                                              </node>
+                                            </node>
+                                          </node>
+                                        </node>
+                                      </node>
+                                    </node>
+                                    <node concept="Rh6nW" id="4vBwiiVa1rg" role="1bW2Oz">
+                                      <property role="TrG5h" value="it" />
+                                      <node concept="2jxLKc" id="4vBwiiVa1rh" role="1tU5fm" />
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3clFbH" id="5lxnBcU9jL1" role="3cqZAp" />
+                        <node concept="3SKdUt" id="7n0CLM0i47p" role="3cqZAp">
+                          <node concept="3SKdUq" id="7n0CLM0i47r" role="3SKWNk">
+                            <property role="3SKdUp" value="FIXME: treat all type node's descendants as required nodes" />
+                          </node>
+                        </node>
+                        <node concept="1X3_iC" id="6hqFpWnwuIs" role="lGtFl">
+                          <property role="3V$3am" value="statement" />
+                          <property role="3V$3ak" value="f3061a53-9226-4cc5-a443-f952ceaf5816/1068580123136/1068581517665" />
+                          <node concept="3clFbF" id="1Y1WZtYxnyU" role="8Wnug">
+                            <node concept="2OqwBi" id="1Y1WZtYxt_c" role="3clFbG">
+                              <node concept="37vLTw" id="1Y1WZtYxnyS" role="2Oq$k0">
+                                <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
+                              </node>
+                              <node concept="X8dFx" id="1Y1WZtYxziB" role="2OqNvi">
+                                <node concept="2OqwBi" id="1Y1WZtYxGKc" role="25WWJ7">
+                                  <node concept="2OqwBi" id="1Y1WZtYxBeX" role="2Oq$k0">
+                                    <node concept="37vLTw" id="1Y1WZtYxBeY" role="2Oq$k0">
+                                      <ref role="3cqZAo" node="7XdbJdyNlx6" resolve="token" />
+                                    </node>
+                                    <node concept="liA8E" id="1Y1WZtYxBeZ" role="2OqNvi">
+                                      <ref role="37wK5l" to="i348:2RRx4MZ6CC4" resolve="requiredNodes" />
+                                    </node>
+                                  </node>
+                                  <node concept="3goQfb" id="1Y1WZtYxLtp" role="2OqNvi">
+                                    <node concept="1bVj0M" id="1Y1WZtYxLtr" role="23t8la">
+                                      <node concept="3clFbS" id="1Y1WZtYxLts" role="1bW5cS">
+                                        <node concept="3clFbF" id="1Y1WZtYxPTg" role="3cqZAp">
+                                          <node concept="2OqwBi" id="1Y1WZtYxTTB" role="3clFbG">
+                                            <node concept="37vLTw" id="1Y1WZtYxPTf" role="2Oq$k0">
+                                              <ref role="3cqZAo" node="1Y1WZtYxLtt" resolve="it" />
+                                            </node>
+                                            <node concept="2Rf3mk" id="1Y1WZtYxZ5R" role="2OqNvi">
+                                              <node concept="1xIGOp" id="1Y1WZtYyoBF" role="1xVPHs" />
+                                            </node>
+                                          </node>
+                                        </node>
+                                      </node>
+                                      <node concept="Rh6nW" id="1Y1WZtYxLtt" role="1bW2Oz">
+                                        <property role="TrG5h" value="it" />
+                                        <node concept="2jxLKc" id="1Y1WZtYxLtu" role="1tU5fm" />
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                      <node concept="2OqwBi" id="7kTeLbQj7m7" role="3clFbw">
+                        <node concept="37vLTw" id="7kTeLbQj2p3" role="2Oq$k0">
+                          <ref role="3cqZAo" node="7XdbJdyNlx6" resolve="token" />
+                        </node>
+                        <node concept="liA8E" id="7kTeLbQjbIV" role="2OqNvi">
+                          <ref role="37wK5l" to="i348:2RRx4MZ6CBV" resolve="isApplicable" />
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="3clFbF" id="7XdbJdyTmDa" role="3cqZAp">
+                      <node concept="37vLTw" id="7XdbJdyTmD8" role="3clFbG">
+                        <ref role="3cqZAo" node="7XdbJdyNlx3" resolve="req" />
+                      </node>
+                    </node>
+                    <node concept="3clFbH" id="7XdbJdyTqfY" role="3cqZAp" />
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3cpWs6" id="7XdbJdyNlxk" role="3cqZAp">
+          <node concept="37vLTw" id="7XdbJdyOdMK" role="3cqZAk">
+            <ref role="3cqZAo" node="7XdbJdyNlwS" resolve="req" />
+          </node>
+        </node>
+      </node>
+      <node concept="16euLQ" id="7XdbJdyQn2x" role="16eVyc">
+        <property role="TrG5h" value="Token" />
+        <node concept="3uibUv" id="7XdbJdyQqdA" role="3ztrMU">
+          <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="7XdbJdyMFSz" role="jymVt" />
+    <node concept="3clFb_" id="tIwzd1I3Xv" role="jymVt">
+      <property role="TrG5h" value="applyRuleTemplatesAndCollectRequired" />
+      <node concept="3Tm6S6" id="tIwzd1I3Xw" role="1B3o_S" />
+      <node concept="37vLTG" id="tIwzd1I3Xm" role="3clF46">
+        <property role="TrG5h" value="tpls" />
+        <node concept="A3Dl8" id="tIwzd1I3Xn" role="1tU5fm">
+          <node concept="3uibUv" id="6tPOoeTdbj8" role="A3Ik2">
+            <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
+            <node concept="3qUE_q" id="6tPOoeTdbj9" role="11_B2D">
+              <node concept="3uibUv" id="6tPOoeTdbja" role="3qUE_r">
+                <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="37vLTG" id="tIwzd1I3Xp" role="3clF46">
+        <property role="TrG5h" value="node" />
+        <node concept="3Tqbb2" id="tIwzd1I3Xq" role="1tU5fm" />
+      </node>
+      <node concept="37vLTG" id="xaaVXvi$r8" role="3clF46">
+        <property role="TrG5h" value="skipPrincipal" />
+        <node concept="10P_77" id="xaaVXvi$Eh" role="1tU5fm" />
+      </node>
+      <node concept="3clFbS" id="tIwzd1I3Wv" role="3clF47">
+        <node concept="3cpWs8" id="6i42QSsrVMN" role="3cqZAp">
+          <node concept="3cpWsn" id="6i42QSsrVMO" role="3cpWs9">
+            <property role="TrG5h" value="result" />
+            <node concept="3uibUv" id="6i42QSsrVMM" role="1tU5fm">
+              <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
+            </node>
+            <node concept="2YIFZM" id="6i42QSsrVMP" role="33vP2m">
+              <ref role="37wK5l" node="7Oc59RSEjeq" resolve="OK" />
+              <ref role="1Pybhc" node="7Oc59RSEjdb" resolve="Result" />
+            </node>
+          </node>
+        </node>
+        <node concept="3cpWs8" id="tIwzd1IbDQ" role="3cqZAp">
+          <node concept="3cpWsn" id="tIwzd1IbDT" role="3cpWs9">
+            <property role="TrG5h" value="required" />
+            <node concept="3vKaQO" id="6i42QSswSBa" role="1tU5fm">
+              <node concept="3Tqbb2" id="6i42QSswSBc" role="3O5elw" />
+            </node>
+            <node concept="2ShNRf" id="tIwzd1Ic2T" role="33vP2m">
+              <node concept="2i4dXS" id="tIwzd1Ic1R" role="2ShVmc">
+                <node concept="3Tqbb2" id="tIwzd1Ic1S" role="HW$YZ" />
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbH" id="6i42QSsxa9S" role="3cqZAp" />
+        <node concept="3cpWs8" id="4vBwiiV8bzc" role="3cqZAp">
+          <node concept="3cpWsn" id="4vBwiiV8bzf" role="3cpWs9">
+            <property role="TrG5h" value="requiredNodes" />
+            <property role="3TUv4t" value="true" />
+            <node concept="_YKpA" id="4vBwiiV8bz8" role="1tU5fm">
+              <node concept="3Tqbb2" id="4vBwiiV8cKb" role="_ZDj9" />
+            </node>
+            <node concept="2ShNRf" id="4vBwiiV8dgp" role="33vP2m">
+              <node concept="Tc6Ow" id="4vBwiiV8dbm" role="2ShVmc">
+                <node concept="3Tqbb2" id="4vBwiiV8dbn" role="HW$YZ" />
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3cpWs8" id="4vBwiiV7yNU" role="3cqZAp">
+          <node concept="3cpWsn" id="4vBwiiV7yNV" role="3cpWs9">
+            <property role="TrG5h" value="requiredCollector" />
+            <node concept="3uibUv" id="4vBwiiV7yNT" role="1tU5fm">
+              <ref role="3uigEE" to="6pyv:4vBwiiV6130" resolve="TemplateApplicationSession.TemplateApplicationListener" />
+            </node>
+            <node concept="2ShNRf" id="4vBwiiV7yNW" role="33vP2m">
+              <node concept="YeOm9" id="4vBwiiV7yNX" role="2ShVmc">
+                <node concept="1Y3b0j" id="4vBwiiV7yNY" role="YeSDq">
+                  <property role="2bfB8j" value="true" />
+                  <ref role="37wK5l" to="wyt6:~Object.&lt;init&gt;()" resolve="Object" />
+                  <ref role="1Y3XeK" to="6pyv:4vBwiiV6130" resolve="TemplateApplicationSession.TemplateApplicationListener" />
+                  <node concept="3Tm1VV" id="4vBwiiV7yNZ" role="1B3o_S" />
+                  <node concept="3clFb_" id="36tQV5BDNjJ" role="jymVt">
+                    <property role="1EzhhJ" value="false" />
+                    <property role="TrG5h" value="require" />
+                    <node concept="37vLTG" id="36tQV5BDNjK" role="3clF46">
+                      <property role="TrG5h" value="node" />
+                      <node concept="3Tqbb2" id="36tQV5BDNjL" role="1tU5fm" />
+                    </node>
+                    <node concept="3cqZAl" id="36tQV5BDNjM" role="3clF45" />
+                    <node concept="3Tm1VV" id="36tQV5BDNjN" role="1B3o_S" />
+                    <node concept="3clFbS" id="36tQV5BDNjQ" role="3clF47">
+                      <node concept="3clFbF" id="36tQV5BDP8p" role="3cqZAp">
+                        <node concept="2OqwBi" id="36tQV5BDP8q" role="3clFbG">
+                          <node concept="37vLTw" id="36tQV5BDP8r" role="2Oq$k0">
+                            <ref role="3cqZAo" node="4vBwiiV8bzf" resolve="requiredNodes" />
+                          </node>
+                          <node concept="TSZUe" id="36tQV5BDP8s" role="2OqNvi">
+                            <node concept="37vLTw" id="36tQV5BDPyM" role="25WWJ7">
+                              <ref role="3cqZAo" node="36tQV5BDNjK" resolve="node" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="2AHcQZ" id="36tQV5BDNjR" role="2AJF6D">
+                      <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbH" id="4vBwiiV8924" role="3cqZAp" />
+        <node concept="1DcWWT" id="tIwzd1I3Ww" role="3cqZAp">
+          <node concept="3clFbS" id="tIwzd1I3Wx" role="2LFqv$">
+            <node concept="3SKdUt" id="42eP3ws0HmN" role="3cqZAp">
+              <node concept="3SKdUq" id="42eP3ws0HmP" role="3SKWNk">
+                <property role="3SKdUp" value="FIXME drop this feature" />
+              </node>
+            </node>
+            <node concept="3clFbJ" id="xaaVXvp4el" role="3cqZAp">
+              <node concept="3clFbS" id="xaaVXvp4en" role="3clFbx">
+                <node concept="3N13vt" id="xaaVXvp7Cl" role="3cqZAp" />
+              </node>
+              <node concept="1Wc70l" id="xaaVXvp7fb" role="3clFbw">
+                <node concept="37vLTw" id="xaaVXvp7rI" role="3uHU7B">
+                  <ref role="3cqZAo" node="xaaVXvi$r8" resolve="skipPrincipal" />
+                </node>
+                <node concept="2OqwBi" id="xaaVXvp6wJ" role="3uHU7w">
+                  <node concept="37vLTw" id="xaaVXvp4ng" role="2Oq$k0">
+                    <ref role="3cqZAo" node="tIwzd1I3Xj" resolve="tpl" />
+                  </node>
+                  <node concept="liA8E" id="xaaVXvp77z" role="2OqNvi">
+                    <ref role="37wK5l" to="i348:xaaVXv6GTE" resolve="isPrincipal" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="xaaVXvp7Co" role="3cqZAp" />
+            <node concept="3clFbF" id="4vBwiiV8A41" role="3cqZAp">
+              <node concept="2OqwBi" id="4vBwiiV8C0C" role="3clFbG">
+                <node concept="37vLTw" id="4vBwiiV8A3Z" role="2Oq$k0">
+                  <ref role="3cqZAo" node="4vBwiiV8bzf" resolve="requiredNodes" />
+                </node>
+                <node concept="2Kehj3" id="4vBwiiV8DII" role="2OqNvi" />
+              </node>
+            </node>
+            <node concept="3clFbF" id="4vBwiiV7uJ1" role="3cqZAp">
+              <node concept="2OqwBi" id="4vBwiiV7w5X" role="3clFbG">
+                <node concept="liA8E" id="4vBwiiV7x2n" role="2OqNvi">
+                  <ref role="37wK5l" to="6pyv:7DvO2M9IiN4" resolve="addListener" />
+                  <node concept="37vLTw" id="4vBwiiV7yO6" role="37wK5m">
+                    <ref role="3cqZAo" node="4vBwiiV7yNV" resolve="requiredCollector" />
+                  </node>
+                </node>
+                <node concept="37vLTw" id="7DvO2Mai8k2" role="2Oq$k0">
+                  <ref role="3cqZAo" node="7DvO2Mah9z5" resolve="applicationSession" />
+                </node>
+              </node>
+            </node>
+            <node concept="2GUZhq" id="4vBwiiV7qJC" role="3cqZAp">
+              <node concept="3clFbS" id="4vBwiiV7qJE" role="2GV8ay">
+                <node concept="3cpWs8" id="4MqhgXUBzFn" role="3cqZAp">
+                  <node concept="3cpWsn" id="4MqhgXUBzFo" role="3cpWs9">
+                    <property role="TrG5h" value="template" />
+                    <node concept="3uibUv" id="4MqhgXUBzF7" role="1tU5fm">
+                      <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
+                      <node concept="3qUE_q" id="7XdbJdyRy2h" role="11_B2D">
+                        <node concept="3uibUv" id="7XdbJdyRyYU" role="3qUE_r">
+                          <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="37vLTw" id="6tPOoeTdh1V" role="33vP2m">
+                      <ref role="3cqZAo" node="tIwzd1I3Xj" resolve="tpl" />
+                    </node>
+                  </node>
+                </node>
+                <node concept="3clFbH" id="4MqhgXUB$qu" role="3cqZAp" />
+                <node concept="3clFbH" id="xaaVXvp45H" role="3cqZAp" />
+                <node concept="3cpWs8" id="6i42QSsrrpL" role="3cqZAp">
+                  <node concept="3cpWsn" id="6i42QSsrrpM" role="3cpWs9">
+                    <property role="TrG5h" value="result_builder" />
+                    <node concept="1LlUBW" id="6i42QSsrrp$" role="1tU5fm">
+                      <node concept="3uibUv" id="6i42QSsrrpJ" role="1Lm7xW">
+                        <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
+                      </node>
+                      <node concept="A3Dl8" id="6i42QSsrrpH" role="1Lm7xW">
+                        <node concept="3uibUv" id="6i42QSsrrpI" role="A3Ik2">
+                          <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="1rXfSq" id="6i42QSsrrpN" role="33vP2m">
+                      <ref role="37wK5l" node="5ntLU8GlSnU" resolve="applyRuleTemplate" />
+                      <node concept="37vLTw" id="4MqhgXUBzFs" role="37wK5m">
+                        <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
+                      </node>
+                      <node concept="37vLTw" id="6i42QSsrrpR" role="37wK5m">
+                        <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="3clFbJ" id="6i42QSsrCE1" role="3cqZAp">
+                  <node concept="3clFbS" id="6i42QSsrCE3" role="3clFbx">
+                    <node concept="3cpWs8" id="4MqhgXUBix1" role="3cqZAp">
+                      <node concept="3cpWsn" id="4MqhgXUBix2" role="3cpWs9">
+                        <property role="TrG5h" value="builders" />
+                        <node concept="3vKaQO" id="4MqhgXUBnCR" role="1tU5fm">
+                          <node concept="3uibUv" id="4MqhgXUBprf" role="3O5elw">
+                            <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+                          </node>
+                        </node>
+                        <node concept="2ShNRf" id="4MqhgXUBmIF" role="33vP2m">
+                          <node concept="Tc6Ow" id="4MqhgXUBmIG" role="2ShVmc">
+                            <node concept="3uibUv" id="4MqhgXUBmIH" role="HW$YZ">
+                              <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+                            </node>
+                            <node concept="1LFfDK" id="4MqhgXUBmII" role="I$8f6">
+                              <node concept="3cmrfG" id="4MqhgXUBmIJ" role="1LF_Uc">
+                                <property role="3cmrfH" value="1" />
+                              </node>
+                              <node concept="37vLTw" id="4MqhgXUBmIK" role="1LFl5Q">
+                                <ref role="3cqZAo" node="6i42QSsrrpM" resolve="result_builder" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="SfApY" id="tIwzd1I3W$" role="3cqZAp">
+                      <node concept="3clFbS" id="tIwzd1I3W_" role="SfCbr">
+                        <node concept="3cpWs8" id="1N8$BG_3tdN" role="3cqZAp">
+                          <node concept="3cpWsn" id="1N8$BG_3tdO" role="3cpWs9">
+                            <property role="TrG5h" value="tags" />
+                            <node concept="2hMVRd" id="1N8$BG_3tdF" role="1tU5fm">
+                              <node concept="17QB3L" id="1N8$BG_3tdI" role="2hN53Y" />
+                            </node>
+                            <node concept="2ShNRf" id="1N8$BG_3tdP" role="33vP2m">
+                              <node concept="2i4dXS" id="1N8$BG_3tdQ" role="2ShVmc">
+                                <node concept="17QB3L" id="1N8$BG_3tdR" role="HW$YZ" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3cpWs8" id="1N8$BG_3t$s" role="3cqZAp">
+                          <node concept="3cpWsn" id="1N8$BG_3t$v" role="3cpWs9">
+                            <property role="TrG5h" value="nextSuffix" />
+                            <node concept="10Oyi0" id="1N8$BG_3t$q" role="1tU5fm" />
+                            <node concept="3cmrfG" id="1N8$BG_3tFH" role="33vP2m">
+                              <property role="3cmrfH" value="1" />
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="2Gpval" id="tIwzd1I3Wy" role="3cqZAp">
+                          <node concept="3clFbS" id="tIwzd1I3Wz" role="2LFqv$">
+                            <node concept="3clFbJ" id="6i42QSsjOPU" role="3cqZAp">
+                              <node concept="3clFbS" id="6i42QSsjOPW" role="3clFbx">
+                                <node concept="3SKdUt" id="4MqhgXUCa7a" role="3cqZAp">
+                                  <node concept="3SKdUq" id="4MqhgXUCa7c" role="3SKWNk">
+                                    <property role="3SKdUp" value="goals get triggered by the &quot;main&quot; constraint" />
+                                  </node>
+                                </node>
+                                <node concept="3clFbF" id="6i42QSsByAx" role="3cqZAp">
+                                  <node concept="2OqwBi" id="6i42QSsByLa" role="3clFbG">
+                                    <node concept="2GrUjf" id="6i42QSsByAv" role="2Oq$k0">
+                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                    </node>
+                                    <node concept="liA8E" id="6i42QSsBzce" role="2OqNvi">
+                                      <ref role="37wK5l" to="6pyv:7eGEHDlc$bR" resolve="appendHeadKept" />
+                                      <node concept="37vLTw" id="6i42QSsBzX7" role="37wK5m">
+                                        <ref role="3cqZAo" node="6i42QSsj_y2" resolve="mainConstraint" />
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                              <node concept="3fqX7Q" id="6i42QSsjP5I" role="3clFbw">
+                                <node concept="2OqwBi" id="6i42QSsjP$b" role="3fr31v">
+                                  <node concept="2GrUjf" id="6i42QSsjPkg" role="2Oq$k0">
+                                    <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                  </node>
+                                  <node concept="liA8E" id="6i42QSsjQ58" role="2OqNvi">
+                                    <ref role="37wK5l" to="6pyv:7nkyKX7mcq7" resolve="hasHead" />
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                            <node concept="3clFbJ" id="6i42QSsDtbA" role="3cqZAp">
+                              <node concept="3clFbS" id="6i42QSsDtbC" role="3clFbx">
+                                <node concept="3SKdUt" id="4MqhgXUCar2" role="3cqZAp">
+                                  <node concept="3SKdUq" id="4MqhgXUCar4" role="3SKWNk">
+                                    <property role="3SKdUp" value="facts have &quot;assert(true)&quot; in the body" />
+                                  </node>
+                                </node>
+                                <node concept="3SKdUt" id="4MqhgXUCaOO" role="3cqZAp">
+                                  <node concept="3SKdUq" id="4MqhgXUCaOQ" role="3SKWNk">
+                                    <property role="3SKdUp" value="TODO: support facts" />
+                                  </node>
+                                </node>
+                                <node concept="3SKdUt" id="6i42QSsDyfr" role="3cqZAp">
+                                  <node concept="3SKdUq" id="6i42QSsDyft" role="3SKWNk">
+                                    <property role="3SKdUp" value="FIXME: support rules that only add required roots instead of this hacks!" />
+                                  </node>
+                                </node>
+                                <node concept="3clFbF" id="6i42QSsDvfw" role="3cqZAp">
+                                  <node concept="2OqwBi" id="6i42QSsDvq9" role="3clFbG">
+                                    <node concept="2GrUjf" id="6i42QSsDvfu" role="2Oq$k0">
+                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                    </node>
+                                    <node concept="liA8E" id="6i42QSsDvRB" role="2OqNvi">
+                                      <ref role="37wK5l" to="6pyv:7eGEHDlc$aw" resolve="appendBody" />
+                                      <node concept="2ShNRf" id="6i42QSsDw$1" role="37wK5m">
+                                        <node concept="1pGfFk" id="6i42QSsDx$h" role="2ShVmc">
+                                          <ref role="37wK5l" to="cxk7:4xBopTzrPWl" resolve="AssertPredicate" />
+                                          <node concept="10M0yZ" id="6i42QSsDxQe" role="37wK5m">
+                                            <ref role="1PxDUh" to="wyt6:~Boolean" resolve="Boolean" />
+                                            <ref role="3cqZAo" to="wyt6:~Boolean.TRUE" resolve="TRUE" />
+                                          </node>
+                                        </node>
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                              <node concept="3fqX7Q" id="6i42QSsDtnF" role="3clFbw">
+                                <node concept="2OqwBi" id="6i42QSsDtDQ" role="3fr31v">
+                                  <node concept="2GrUjf" id="6i42QSsDttP" role="2Oq$k0">
+                                    <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                  </node>
+                                  <node concept="liA8E" id="6i42QSsDu6Z" role="2OqNvi">
+                                    <ref role="37wK5l" to="6pyv:7nkyKX7mnWq" resolve="hasBody" />
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                            <node concept="3clFbJ" id="1N8$BG_3tmp" role="3cqZAp">
+                              <node concept="3clFbS" id="1N8$BG_3tmr" role="3clFbx">
+                                <node concept="3clFbF" id="1N8$BG_3FkB" role="3cqZAp">
+                                  <node concept="2OqwBi" id="1N8$BG_3GLd" role="3clFbG">
+                                    <node concept="2GrUjf" id="1N8$BG_3Fk_" role="2Oq$k0">
+                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                    </node>
+                                    <node concept="liA8E" id="1N8$BG_3MW2" role="2OqNvi">
+                                      <ref role="37wK5l" to="6pyv:1N8$BG_3HFe" resolve="setTagSuffix" />
+                                      <node concept="3cpWs3" id="1N8$BG_3N_k" role="37wK5m">
+                                        <node concept="1eOMI4" id="1N8$BG_3OIU" role="3uHU7w">
+                                          <node concept="3uNrnE" id="1N8$BG_3QfT" role="1eOMHV">
+                                            <node concept="37vLTw" id="1N8$BG_3QfV" role="2$L3a6">
+                                              <ref role="3cqZAo" node="1N8$BG_3t$v" resolve="nextSuffix" />
+                                            </node>
+                                          </node>
+                                        </node>
+                                        <node concept="Xl_RD" id="1N8$BG_3N2h" role="3uHU7B">
+                                          <property role="Xl_RC" value="_" />
+                                        </node>
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                              <node concept="2OqwBi" id="1N8$BG_3uEV" role="3clFbw">
+                                <node concept="37vLTw" id="1N8$BG_3tFJ" role="2Oq$k0">
+                                  <ref role="3cqZAo" node="1N8$BG_3tdO" resolve="tags" />
+                                </node>
+                                <node concept="3JPx81" id="1N8$BG_3vA2" role="2OqNvi">
+                                  <node concept="2OqwBi" id="1N8$BG_3vOI" role="25WWJ7">
+                                    <node concept="2GrUjf" id="1N8$BG_3vGk" role="2Oq$k0">
+                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                    </node>
+                                    <node concept="liA8E" id="1N8$BG_3yOG" role="2OqNvi">
+                                      <ref role="37wK5l" to="6pyv:1N8$BG_3xre" resolve="uniqueTag" />
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                            <node concept="3clFbF" id="1N8$BG_gPsg" role="3cqZAp">
+                              <node concept="2OqwBi" id="1N8$BG_gQsy" role="3clFbG">
+                                <node concept="37vLTw" id="1N8$BG_gPse" role="2Oq$k0">
+                                  <ref role="3cqZAo" node="1N8$BG_3tdO" resolve="tags" />
+                                </node>
+                                <node concept="TSZUe" id="1GKPrS22Ki8" role="2OqNvi">
+                                  <node concept="2OqwBi" id="1GKPrS22Ki5" role="25WWJ7">
+                                    <node concept="2GrUjf" id="1GKPrS22Ki6" role="2Oq$k0">
+                                      <ref role="2Gs0qQ" node="tIwzd1I3Xb" resolve="builder" />
+                                    </node>
+                                    <node concept="liA8E" id="1GKPrS22Ki7" role="2OqNvi">
+                                      <ref role="37wK5l" to="6pyv:1N8$BG_3xre" resolve="uniqueTag" />
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="37vLTw" id="4MqhgXUBix6" role="2GsD0m">
+                            <ref role="3cqZAo" node="4MqhgXUBix2" resolve="builders" />
+                          </node>
+                          <node concept="2GrKxI" id="tIwzd1I3Xb" role="2Gsz3X">
+                            <property role="TrG5h" value="builder" />
+                          </node>
+                        </node>
+                        <node concept="3clFbF" id="6tPOoeT5wvK" role="3cqZAp">
+                          <node concept="2OqwBi" id="6tPOoeT5xBh" role="3clFbG">
+                            <node concept="2OqwBi" id="6tPOoeT5wQk" role="2Oq$k0">
+                              <node concept="Xjq3P" id="6tPOoeT5wvI" role="2Oq$k0" />
+                              <node concept="2OwXpG" id="6tPOoeT5xh1" role="2OqNvi">
+                                <ref role="2Oxat5" node="6tPOoeT4XhE" resolve="handlerTable" />
+                              </node>
+                            </node>
+                            <node concept="liA8E" id="6tPOoeT5xYf" role="2OqNvi">
+                              <ref role="37wK5l" node="7DvO2M9Uagq" resolve="update" />
+                              <node concept="37vLTw" id="4MqhgXUBBcH" role="37wK5m">
+                                <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
+                              </node>
+                              <node concept="37vLTw" id="4MqhgXUBBMG" role="37wK5m">
+                                <ref role="3cqZAo" node="4MqhgXUBix2" resolve="builders" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3clFbH" id="4MqhgXUC9fy" role="3cqZAp" />
+                      </node>
+                      <node concept="TDmWw" id="tIwzd1I3WM" role="TEbGg">
+                        <node concept="3clFbS" id="tIwzd1I3WN" role="TDEfX">
+                          <node concept="3cpWs8" id="2DKqMqOkbMY" role="3cqZAp">
+                            <node concept="3cpWsn" id="2DKqMqOkbN1" role="3cpWs9">
+                              <property role="TrG5h" value="details" />
+                              <node concept="17QB3L" id="2DKqMqOkbMW" role="1tU5fm" />
+                              <node concept="3K4zz7" id="2DKqMqOkc_J" role="33vP2m">
+                                <node concept="Xl_RD" id="2DKqMqOkdoG" role="3K4GZi">
+                                  <property role="Xl_RC" value="" />
+                                </node>
+                                <node concept="3y3z36" id="2DKqMqOkcjZ" role="3K4Cdx">
+                                  <node concept="10Nm6u" id="2DKqMqOkcsQ" role="3uHU7w" />
+                                  <node concept="37vLTw" id="2DKqMqOkci$" role="3uHU7B">
+                                    <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
+                                  </node>
+                                </node>
+                                <node concept="3cpWs3" id="2DKqMqOkcAG" role="3K4E3e">
+                                  <node concept="2OqwBi" id="2DKqMqOkcAH" role="3uHU7w">
+                                    <node concept="2JrnkZ" id="2DKqMqOkcAI" role="2Oq$k0">
+                                      <node concept="37vLTw" id="2DKqMqOkcAJ" role="2JrQYb">
+                                        <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
+                                      </node>
+                                    </node>
+                                    <node concept="liA8E" id="2DKqMqOkcAK" role="2OqNvi">
+                                      <ref role="37wK5l" to="mhbf:~SNode.getNodeId():org.jetbrains.mps.openapi.model.SNodeId" resolve="getNodeId" />
+                                    </node>
+                                  </node>
+                                  <node concept="3cpWs3" id="2DKqMqOkcAL" role="3uHU7B">
+                                    <node concept="3cpWs3" id="2DKqMqOkcAM" role="3uHU7B">
+                                      <node concept="Xl_RD" id="2DKqMqOkcB1" role="3uHU7B">
+                                        <property role="Xl_RC" value=" triggered by " />
+                                      </node>
+                                      <node concept="2OqwBi" id="2DKqMqOkcB2" role="3uHU7w">
+                                        <node concept="37vLTw" id="2DKqMqOkcB3" role="2Oq$k0">
+                                          <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
+                                        </node>
+                                        <node concept="2qgKlT" id="2DKqMqOkcB4" role="2OqNvi">
+                                          <ref role="37wK5l" to="tpcu:hEwIMiw" resolve="getPresentation" />
+                                        </node>
+                                      </node>
+                                    </node>
+                                    <node concept="Xl_RD" id="2DKqMqOkcB5" role="3uHU7w">
+                                      <property role="Xl_RC" value="@" />
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="3clFbF" id="6i42QSss2Wh" role="3cqZAp">
+                            <node concept="37vLTI" id="6i42QSss3uW" role="3clFbG">
+                              <node concept="2OqwBi" id="6i42QSss3Rm" role="37vLTx">
+                                <node concept="37vLTw" id="6i42QSss3D8" role="2Oq$k0">
+                                  <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
+                                </node>
+                                <node concept="liA8E" id="6i42QSss41w" role="2OqNvi">
+                                  <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
+                                  <node concept="2YIFZM" id="6i42QSss4Co" role="37wK5m">
+                                    <ref role="1Pybhc" node="7Oc59RSEjdb" resolve="Result" />
+                                    <ref role="37wK5l" node="7Oc59RSH6VB" resolve="FAIL" />
+                                    <node concept="3cpWs3" id="6i42QSss4RR" role="37wK5m">
+                                      <node concept="37vLTw" id="6i42QSss4RS" role="3uHU7w">
+                                        <ref role="3cqZAo" node="2DKqMqOkbN1" resolve="details" />
+                                      </node>
+                                      <node concept="3cpWs3" id="6i42QSss4RT" role="3uHU7B">
+                                        <node concept="3cpWs3" id="6i42QSss4RU" role="3uHU7B">
+                                          <node concept="3cpWs3" id="6i42QSss4RV" role="3uHU7B">
+                                            <node concept="2OqwBi" id="6i42QSss4RW" role="3uHU7B">
+                                              <node concept="37vLTw" id="6i42QSss4RX" role="2Oq$k0">
+                                                <ref role="3cqZAo" node="tIwzd1I3X5" resolve="e" />
+                                              </node>
+                                              <node concept="liA8E" id="6i42QSss4RY" role="2OqNvi">
+                                                <ref role="37wK5l" to="wyt6:~Throwable.getMessage():java.lang.String" resolve="getMessage" />
+                                              </node>
+                                            </node>
+                                            <node concept="Xl_RD" id="6i42QSss4RZ" role="3uHU7w">
+                                              <property role="Xl_RC" value="(" />
+                                            </node>
+                                          </node>
+                                          <node concept="2OqwBi" id="6i42QSss4S0" role="3uHU7w">
+                                            <node concept="37vLTw" id="4MqhgXUBzFt" role="2Oq$k0">
+                                              <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
+                                            </node>
+                                            <node concept="liA8E" id="6i42QSss4S4" role="2OqNvi">
+                                              <ref role="37wK5l" to="i348:1ffsG7bUgP4" resolve="toString" />
+                                            </node>
+                                          </node>
+                                        </node>
+                                        <node concept="Xl_RD" id="6i42QSss4S5" role="3uHU7w">
+                                          <property role="Xl_RC" value=")" />
+                                        </node>
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                              <node concept="37vLTw" id="6i42QSss2Wf" role="37vLTJ">
+                                <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3cpWsn" id="tIwzd1I3X5" role="TDEfY">
+                          <property role="TrG5h" value="e" />
+                          <node concept="3uibUv" id="tIwzd1I3X6" role="1tU5fm">
+                            <ref role="3uigEE" to="av0y:~InvalidRuleException" resolve="InvalidRuleException" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="3clFbH" id="6i42QSsrMxD" role="3cqZAp" />
+                  </node>
+                  <node concept="2OqwBi" id="6i42QSsrFkd" role="3clFbw">
+                    <node concept="1LFfDK" id="6i42QSsrEXD" role="2Oq$k0">
+                      <node concept="3cmrfG" id="6i42QSsrFc5" role="1LF_Uc">
+                        <property role="3cmrfH" value="0" />
+                      </node>
+                      <node concept="37vLTw" id="6i42QSsrDXq" role="1LFl5Q">
+                        <ref role="3cqZAo" node="6i42QSsrrpM" resolve="result_builder" />
+                      </node>
+                    </node>
+                    <node concept="liA8E" id="6i42QSsrFxK" role="2OqNvi">
+                      <ref role="37wK5l" node="7Oc59RS_hsj" resolve="isSuccessful" />
+                    </node>
+                  </node>
+                  <node concept="9aQIb" id="6i42QSsrM8O" role="9aQIa">
+                    <node concept="3clFbS" id="6i42QSsrM8P" role="9aQI4">
+                      <node concept="3clFbF" id="6i42QSsrZRl" role="3cqZAp">
+                        <node concept="37vLTI" id="6i42QSss0c7" role="3clFbG">
+                          <node concept="2OqwBi" id="6i42QSss0Fl" role="37vLTx">
+                            <node concept="37vLTw" id="6i42QSss0pH" role="2Oq$k0">
+                              <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
+                            </node>
+                            <node concept="liA8E" id="6i42QSss0Nd" role="2OqNvi">
+                              <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
+                              <node concept="1LFfDK" id="6i42QSss2au" role="37wK5m">
+                                <node concept="3cmrfG" id="6i42QSss2rC" role="1LF_Uc">
+                                  <property role="3cmrfH" value="0" />
+                                </node>
+                                <node concept="37vLTw" id="6i42QSss1bC" role="1LFl5Q">
+                                  <ref role="3cqZAo" node="6i42QSsrrpM" resolve="result_builder" />
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="37vLTw" id="6i42QSsrZRk" role="37vLTJ">
+                            <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="3clFbH" id="tIwzd2q_BT" role="3cqZAp" />
+                <node concept="3clFbF" id="tIwzd1IckP" role="3cqZAp">
+                  <node concept="2OqwBi" id="tIwzd1IcEc" role="3clFbG">
+                    <node concept="37vLTw" id="tIwzd1IckN" role="2Oq$k0">
+                      <ref role="3cqZAo" node="tIwzd1IbDT" resolve="required" />
+                    </node>
+                    <node concept="X8dFx" id="tIwzd1IefT" role="2OqNvi">
+                      <node concept="1rXfSq" id="7XdbJdyPp8s" role="25WWJ7">
+                        <ref role="37wK5l" node="7XdbJdyMJjJ" resolve="collectRequired" />
+                        <node concept="37vLTw" id="7XdbJdyPr99" role="37wK5m">
+                          <ref role="3cqZAo" node="4MqhgXUBzFo" resolve="template" />
+                        </node>
+                        <node concept="37vLTw" id="7XdbJdyPqxu" role="37wK5m">
+                          <ref role="3cqZAo" node="tIwzd1I3Xp" resolve="node" />
+                        </node>
+                        <node concept="37vLTw" id="4vBwiiV8QJb" role="37wK5m">
+                          <ref role="3cqZAo" node="4vBwiiV8bzf" resolve="requiredNodes" />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="3clFbH" id="4vBwiiV7qJD" role="3cqZAp" />
+              </node>
+              <node concept="3clFbS" id="4vBwiiV7qJF" role="2GVbov">
+                <node concept="3clFbF" id="4vBwiiV7_ak" role="3cqZAp">
+                  <node concept="2OqwBi" id="4vBwiiV7_al" role="3clFbG">
+                    <node concept="liA8E" id="4vBwiiV7_an" role="2OqNvi">
+                      <ref role="37wK5l" to="6pyv:7DvO2M9IiNh" resolve="removeListener" />
+                      <node concept="37vLTw" id="4vBwiiV7_ao" role="37wK5m">
+                        <ref role="3cqZAo" node="4vBwiiV7yNV" resolve="requiredCollector" />
+                      </node>
+                    </node>
+                    <node concept="37vLTw" id="7DvO2Mai8Ie" role="2Oq$k0">
+                      <ref role="3cqZAo" node="7DvO2Mah9z5" resolve="applicationSession" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="4vBwiiV8iBJ" role="3cqZAp" />
+          </node>
+          <node concept="3cpWsn" id="tIwzd1I3Xj" role="1Duv9x">
+            <property role="TrG5h" value="tpl" />
+            <node concept="3uibUv" id="6tPOoeTdcfx" role="1tU5fm">
+              <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
+              <node concept="3qUE_q" id="6tPOoeTdcfy" role="11_B2D">
+                <node concept="3uibUv" id="6tPOoeTdcfz" role="3qUE_r">
+                  <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="37vLTw" id="tIwzd1I3Xs" role="1DdaDG">
+            <ref role="3cqZAo" node="tIwzd1I3Xm" resolve="tpls" />
+          </node>
+        </node>
+        <node concept="3clFbH" id="6i42QSssfmM" role="3cqZAp" />
+        <node concept="3clFbF" id="6i42QSssgtt" role="3cqZAp">
+          <node concept="1Ls8ON" id="6i42QSssgtr" role="3clFbG">
+            <node concept="37vLTw" id="6i42QSsshRB" role="1Lso8e">
+              <ref role="3cqZAo" node="6i42QSsrVMO" resolve="result" />
+            </node>
+            <node concept="37vLTw" id="6i42QSssigH" role="1Lso8e">
+              <ref role="3cqZAo" node="tIwzd1IbDT" resolve="required" />
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="1LlUBW" id="6i42QSss8Ot" role="3clF45">
+        <node concept="3uibUv" id="6i42QSssbTx" role="1Lm7xW">
+          <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
+        </node>
+        <node concept="3vKaQO" id="tIwzd1JBnD" role="1Lm7xW">
+          <node concept="3Tqbb2" id="tIwzd1JBnF" role="3O5elw" />
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="6OXbTDzFf$i" role="jymVt" />
+    <node concept="3clFb_" id="6OXbTDy1oEg" role="jymVt">
+      <property role="TrG5h" value="applyQueryTemplates" />
+      <node concept="3uibUv" id="6OXbTDyaHuW" role="3clF45">
+        <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
+      </node>
+      <node concept="3Tm6S6" id="6OXbTDy1oEj" role="1B3o_S" />
+      <node concept="3clFbS" id="6OXbTDy1oEk" role="3clF47">
+        <node concept="3cpWs8" id="6OXbTDyef8q" role="3cqZAp">
+          <node concept="3cpWsn" id="6OXbTDyef8r" role="3cpWs9">
+            <property role="TrG5h" value="result" />
+            <node concept="3uibUv" id="6OXbTDyef8s" role="1tU5fm">
+              <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
+            </node>
+            <node concept="2YIFZM" id="6OXbTDyef8t" role="33vP2m">
+              <ref role="37wK5l" node="7Oc59RSEjeq" resolve="OK" />
+              <ref role="1Pybhc" node="7Oc59RSEjdb" resolve="Result" />
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbH" id="6OXbTDyeezy" role="3cqZAp" />
+        <node concept="2GUZhq" id="6OXbTDye_gp" role="3cqZAp">
+          <node concept="3clFbS" id="6OXbTDy1Beq" role="2GV8ay">
+            <node concept="3cpWs8" id="6OXbTDydyNR" role="3cqZAp">
+              <node concept="3cpWsn" id="6OXbTDydyNS" role="3cpWs9">
+                <property role="TrG5h" value="result_builders" />
+                <node concept="1LlUBW" id="6OXbTDydyMo" role="1tU5fm">
+                  <node concept="3uibUv" id="6OXbTDydyMz" role="1Lm7xW">
+                    <ref role="3uigEE" node="7Oc59RSEjdb" resolve="Result" />
+                  </node>
+                  <node concept="A3Dl8" id="6OXbTDydyMx" role="1Lm7xW">
+                    <node concept="3uibUv" id="6OXbTDydyMy" role="A3Ik2">
+                      <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+                    </node>
+                  </node>
+                </node>
+                <node concept="1rXfSq" id="6OXbTDydyNT" role="33vP2m">
+                  <ref role="37wK5l" node="6OXbTDyaLzV" resolve="applyQueryTemplate" />
+                  <node concept="37vLTw" id="6tPOoeT4SaD" role="37wK5m">
+                    <ref role="3cqZAo" node="6OXbTDydhIZ" resolve="queryTemplate" />
+                  </node>
+                  <node concept="37vLTw" id="6OXbTDydyO0" role="37wK5m">
+                    <ref role="3cqZAo" node="6OXbTDyaDvN" resolve="parameter" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="6OXbTDyd$2C" role="3cqZAp" />
+            <node concept="3clFbJ" id="6OXbTDydW47" role="3cqZAp">
+              <node concept="3clFbS" id="6OXbTDydW49" role="3clFbx">
+                <node concept="3clFbH" id="6OXbTDydW48" role="3cqZAp" />
+                <node concept="3cpWs8" id="6OXbTDzFnYI" role="3cqZAp">
+                  <node concept="3cpWsn" id="6OXbTDzFnYJ" role="3cpWs9">
+                    <property role="TrG5h" value="builders" />
+                    <node concept="3vKaQO" id="6OXbTDzFnYK" role="1tU5fm">
+                      <node concept="3uibUv" id="6OXbTDzFnYL" role="3O5elw">
+                        <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+                      </node>
+                    </node>
+                    <node concept="2ShNRf" id="6OXbTDzFnYM" role="33vP2m">
+                      <node concept="Tc6Ow" id="6OXbTDzFnYN" role="2ShVmc">
+                        <node concept="3uibUv" id="6OXbTDzFnYO" role="HW$YZ">
+                          <ref role="3uigEE" to="6pyv:7eGEHDlc$ap" resolve="RuleBuilder" />
+                        </node>
+                        <node concept="1LFfDK" id="6OXbTDzFnYP" role="I$8f6">
+                          <node concept="3cmrfG" id="6OXbTDzFnYQ" role="1LF_Uc">
+                            <property role="3cmrfH" value="1" />
+                          </node>
+                          <node concept="37vLTw" id="6OXbTDzFoOp" role="1LFl5Q">
+                            <ref role="3cqZAo" node="6OXbTDydyNS" resolve="result_builders" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="SfApY" id="6OXbTDye1zC" role="3cqZAp">
+                  <node concept="3clFbS" id="6OXbTDye1zE" role="SfCbr">
+                    <node concept="2Gpval" id="6OXbTDzFl4o" role="3cqZAp">
+                      <node concept="3clFbS" id="6OXbTDzFl4p" role="2LFqv$">
+                        <node concept="3clFbJ" id="6OXbTDzFl4q" role="3cqZAp">
+                          <node concept="3clFbS" id="6OXbTDzFl4r" role="3clFbx">
+                            <node concept="3SKdUt" id="6OXbTDzFl4s" role="3cqZAp">
+                              <node concept="3SKdUq" id="6OXbTDzFl4t" role="3SKWNk">
+                                <property role="3SKdUp" value="goals get triggered by the &quot;main&quot; constraint" />
+                              </node>
+                            </node>
+                            <node concept="3clFbF" id="6OXbTDzFl4u" role="3cqZAp">
+                              <node concept="2OqwBi" id="6OXbTDzFl4v" role="3clFbG">
+                                <node concept="2GrUjf" id="6OXbTDzFl4w" role="2Oq$k0">
+                                  <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
+                                </node>
+                                <node concept="liA8E" id="6OXbTDzFl4x" role="2OqNvi">
+                                  <ref role="37wK5l" to="6pyv:7eGEHDlc$bR" resolve="appendHeadKept" />
+                                  <node concept="37vLTw" id="6OXbTDzFl4y" role="37wK5m">
+                                    <ref role="3cqZAo" node="6i42QSsj_y2" resolve="mainConstraint" />
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="3fqX7Q" id="6OXbTDzFl4z" role="3clFbw">
+                            <node concept="2OqwBi" id="6OXbTDzFl4$" role="3fr31v">
+                              <node concept="2GrUjf" id="6OXbTDzFl4_" role="2Oq$k0">
+                                <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
+                              </node>
+                              <node concept="liA8E" id="6OXbTDzFl4A" role="2OqNvi">
+                                <ref role="37wK5l" to="6pyv:7nkyKX7mcq7" resolve="hasHead" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="3clFbJ" id="6OXbTDzFl4B" role="3cqZAp">
+                          <node concept="3clFbS" id="6OXbTDzFl4C" role="3clFbx">
+                            <node concept="3SKdUt" id="6OXbTDzFl4D" role="3cqZAp">
+                              <node concept="3SKdUq" id="6OXbTDzFl4E" role="3SKWNk">
+                                <property role="3SKdUp" value="facts have &quot;assert(true)&quot; in the body" />
+                              </node>
+                            </node>
+                            <node concept="3SKdUt" id="6OXbTDzFl4F" role="3cqZAp">
+                              <node concept="3SKdUq" id="6OXbTDzFl4G" role="3SKWNk">
+                                <property role="3SKdUp" value="TODO: support facts" />
+                              </node>
+                            </node>
+                            <node concept="3SKdUt" id="6OXbTDzFl4H" role="3cqZAp">
+                              <node concept="3SKdUq" id="6OXbTDzFl4I" role="3SKWNk">
+                                <property role="3SKdUp" value="FIXME: support rules that only add required roots instead of this hack!s" />
+                              </node>
+                            </node>
+                            <node concept="3clFbF" id="6OXbTDzFl4J" role="3cqZAp">
+                              <node concept="2OqwBi" id="6OXbTDzFl4K" role="3clFbG">
+                                <node concept="2GrUjf" id="6OXbTDzFl4L" role="2Oq$k0">
+                                  <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
+                                </node>
+                                <node concept="liA8E" id="6OXbTDzFl4M" role="2OqNvi">
+                                  <ref role="37wK5l" to="6pyv:7eGEHDlc$aw" resolve="appendBody" />
+                                  <node concept="2ShNRf" id="6OXbTDzFl4N" role="37wK5m">
+                                    <node concept="1pGfFk" id="6OXbTDzFl4O" role="2ShVmc">
+                                      <ref role="37wK5l" to="cxk7:4xBopTzrPWl" resolve="AssertPredicate" />
+                                      <node concept="10M0yZ" id="6OXbTDzFl4P" role="37wK5m">
+                                        <ref role="3cqZAo" to="wyt6:~Boolean.TRUE" resolve="TRUE" />
+                                        <ref role="1PxDUh" to="wyt6:~Boolean" resolve="Boolean" />
+                                      </node>
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="3fqX7Q" id="6OXbTDzFl4Q" role="3clFbw">
+                            <node concept="2OqwBi" id="6OXbTDzFl4R" role="3fr31v">
+                              <node concept="2GrUjf" id="6OXbTDzFl4S" role="2Oq$k0">
+                                <ref role="2Gs0qQ" node="6OXbTDzFl4V" resolve="builder" />
+                              </node>
+                              <node concept="liA8E" id="6OXbTDzFl4T" role="2OqNvi">
+                                <ref role="37wK5l" to="6pyv:7nkyKX7mnWq" resolve="hasBody" />
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                      <node concept="37vLTw" id="6OXbTDzFwae" role="2GsD0m">
+                        <ref role="3cqZAo" node="6OXbTDzFnYJ" resolve="builders" />
+                      </node>
+                      <node concept="2GrKxI" id="6OXbTDzFl4V" role="2Gsz3X">
+                        <property role="TrG5h" value="builder" />
+                      </node>
+                    </node>
+                    <node concept="3clFbJ" id="6tPOoeT54Pn" role="3cqZAp">
+                      <node concept="3clFbS" id="6tPOoeT54Pp" role="3clFbx">
+                        <node concept="3clFbH" id="6tPOoeT54Po" role="3cqZAp" />
+                      </node>
+                      <node concept="3clFbC" id="6tPOoeT55Q3" role="3clFbw">
+                        <node concept="10Nm6u" id="6tPOoeT55Wy" role="3uHU7w" />
+                        <node concept="37vLTw" id="6tPOoeT55_U" role="3uHU7B">
+                          <ref role="3cqZAo" node="6tPOoeT4XhE" resolve="handlerTable" />
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="3clFbF" id="6tPOoeT524D" role="3cqZAp">
+                      <node concept="2OqwBi" id="6tPOoeT53LW" role="3clFbG">
+                        <node concept="2OqwBi" id="6tPOoeT52Fu" role="2Oq$k0">
+                          <node concept="Xjq3P" id="6tPOoeT524B" role="2Oq$k0" />
+                          <node concept="2OwXpG" id="6tPOoeT538g" role="2OqNvi">
+                            <ref role="2Oxat5" node="6tPOoeT4XhE" resolve="handlerTable" />
+                          </node>
+                        </node>
+                        <node concept="liA8E" id="6tPOoeT544o" role="2OqNvi">
+                          <ref role="37wK5l" node="6OXbTDy0Er4" resolve="update" />
+                          <node concept="37vLTw" id="6tPOoeT5urx" role="37wK5m">
+                            <ref role="3cqZAo" node="6OXbTDydhIZ" resolve="queryTemplate" />
+                          </node>
+                          <node concept="37vLTw" id="6tPOoeT5v0Z" role="37wK5m">
+                            <ref role="3cqZAo" node="6OXbTDzFnYJ" resolve="builders" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="3clFbH" id="6OXbTDyecwE" role="3cqZAp" />
+                  </node>
+                  <node concept="TDmWw" id="6OXbTDydX1w" role="TEbGg">
+                    <node concept="3cpWsn" id="6OXbTDydX1x" role="TDEfY">
+                      <property role="TrG5h" value="e" />
+                      <node concept="3uibUv" id="6OXbTDydXmU" role="1tU5fm">
+                        <ref role="3uigEE" to="av0y:~InvalidRuleException" resolve="InvalidRuleException" />
+                      </node>
+                    </node>
+                    <node concept="3clFbS" id="6OXbTDydX1z" role="TDEfX">
+                      <node concept="3cpWs8" id="6OXbTDydY23" role="3cqZAp">
+                        <node concept="3cpWsn" id="6OXbTDydY24" role="3cpWs9">
+                          <property role="TrG5h" value="details" />
+                          <node concept="17QB3L" id="6OXbTDydY25" role="1tU5fm" />
+                          <node concept="2YIFZM" id="6OXbTDyeyio" role="33vP2m">
+                            <ref role="37wK5l" to="wyt6:~String.valueOf(java.lang.Object):java.lang.String" resolve="valueOf" />
+                            <ref role="1Pybhc" to="wyt6:~String" resolve="String" />
+                            <node concept="37vLTw" id="6OXbTDyeyYP" role="37wK5m">
+                              <ref role="3cqZAo" node="6OXbTDyaDvN" resolve="parameter" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                      <node concept="3clFbF" id="6OXbTDydY2n" role="3cqZAp">
+                        <node concept="37vLTI" id="6OXbTDydY2o" role="3clFbG">
+                          <node concept="2OqwBi" id="6OXbTDydY2p" role="37vLTx">
+                            <node concept="37vLTw" id="6OXbTDyegrm" role="2Oq$k0">
+                              <ref role="3cqZAo" node="6OXbTDyef8r" resolve="result" />
+                            </node>
+                            <node concept="liA8E" id="6OXbTDydY2r" role="2OqNvi">
+                              <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
+                              <node concept="2YIFZM" id="6OXbTDydY2s" role="37wK5m">
+                                <ref role="37wK5l" node="7Oc59RSH6VB" resolve="FAIL" />
+                                <ref role="1Pybhc" node="7Oc59RSEjdb" resolve="Result" />
+                                <node concept="3cpWs3" id="6OXbTDydY2t" role="37wK5m">
+                                  <node concept="37vLTw" id="6OXbTDydY2u" role="3uHU7w">
+                                    <ref role="3cqZAo" node="6OXbTDydY24" resolve="details" />
+                                  </node>
+                                  <node concept="3cpWs3" id="6OXbTDydY2v" role="3uHU7B">
+                                    <node concept="3cpWs3" id="6OXbTDydY2w" role="3uHU7B">
+                                      <node concept="3cpWs3" id="6OXbTDydY2x" role="3uHU7B">
+                                        <node concept="2OqwBi" id="6OXbTDydY2y" role="3uHU7B">
+                                          <node concept="37vLTw" id="6OXbTDyeu9V" role="2Oq$k0">
+                                            <ref role="3cqZAo" node="6OXbTDydX1x" resolve="e" />
+                                          </node>
+                                          <node concept="liA8E" id="6OXbTDydY2$" role="2OqNvi">
+                                            <ref role="37wK5l" to="wyt6:~Throwable.getMessage():java.lang.String" resolve="getMessage" />
+                                          </node>
+                                        </node>
+                                        <node concept="Xl_RD" id="6OXbTDydY2_" role="3uHU7w">
+                                          <property role="Xl_RC" value="(" />
+                                        </node>
+                                      </node>
+                                      <node concept="2OqwBi" id="6OXbTDydY2A" role="3uHU7w">
+                                        <node concept="liA8E" id="6OXbTDydY2C" role="2OqNvi">
+                                          <ref role="37wK5l" to="wyt6:~Object.toString():java.lang.String" resolve="toString" />
+                                        </node>
+                                        <node concept="37vLTw" id="6tPOoeTbwWq" role="2Oq$k0">
+                                          <ref role="3cqZAo" node="6OXbTDydhIZ" resolve="queryTemplate" />
+                                        </node>
+                                      </node>
+                                    </node>
+                                    <node concept="Xl_RD" id="6OXbTDydY2D" role="3uHU7w">
+                                      <property role="Xl_RC" value=")" />
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="37vLTw" id="6OXbTDyefYD" role="37vLTJ">
+                            <ref role="3cqZAo" node="6OXbTDyef8r" resolve="result" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="3clFbH" id="2BZXJed1UUQ" role="3cqZAp" />
+              </node>
+              <node concept="2OqwBi" id="6OXbTDye0r$" role="3clFbw">
+                <node concept="1LFfDK" id="6OXbTDydZtr" role="2Oq$k0">
+                  <node concept="37vLTw" id="6OXbTDydZ0n" role="1LFl5Q">
+                    <ref role="3cqZAo" node="6OXbTDydyNS" resolve="result_builders" />
+                  </node>
+                  <node concept="3cmrfG" id="6OXbTDye03w" role="1LF_Uc">
+                    <property role="3cmrfH" value="0" />
+                  </node>
+                </node>
+                <node concept="liA8E" id="6OXbTDye0IL" role="2OqNvi">
+                  <ref role="37wK5l" node="7Oc59RS_hsj" resolve="isSuccessful" />
+                </node>
+              </node>
+              <node concept="9aQIb" id="2BZXJed1UiI" role="9aQIa">
+                <node concept="3clFbS" id="2BZXJed1UiJ" role="9aQI4">
+                  <node concept="3clFbF" id="2BZXJed1VFt" role="3cqZAp">
+                    <node concept="37vLTI" id="2BZXJed1VPh" role="3clFbG">
+                      <node concept="2OqwBi" id="2BZXJed1W6q" role="37vLTx">
+                        <node concept="37vLTw" id="2BZXJed1W0J" role="2Oq$k0">
+                          <ref role="3cqZAo" node="6OXbTDyef8r" resolve="result" />
+                        </node>
+                        <node concept="liA8E" id="2BZXJed1We4" role="2OqNvi">
+                          <ref role="37wK5l" node="7nkyKX7v7xb" resolve="and" />
+                          <node concept="1LFfDK" id="2BZXJed1X2p" role="37wK5m">
+                            <node concept="3cmrfG" id="2BZXJed1Xfp" role="1LF_Uc">
+                              <property role="3cmrfH" value="0" />
+                            </node>
+                            <node concept="37vLTw" id="2BZXJed1W$4" role="1LFl5Q">
+                              <ref role="3cqZAo" node="6OXbTDydyNS" resolve="result_builders" />
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                      <node concept="37vLTw" id="2BZXJed1VFs" role="37vLTJ">
+                        <ref role="3cqZAo" node="6OXbTDyef8r" resolve="result" />
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="6OXbTDydmGN" role="3cqZAp" />
+          </node>
+          <node concept="3clFbS" id="6OXbTDye_gs" role="2GVbov" />
+        </node>
+        <node concept="3clFbH" id="6OXbTDye$9R" role="3cqZAp" />
+        <node concept="3clFbF" id="6OXbTDye$GS" role="3cqZAp">
+          <node concept="37vLTw" id="6OXbTDye$GQ" role="3clFbG">
+            <ref role="3cqZAo" node="6OXbTDyef8r" resolve="result" />
+          </node>
+        </node>
+      </node>
+      <node concept="37vLTG" id="6OXbTDydhIZ" role="3clF46">
+        <property role="TrG5h" value="queryTemplate" />
+        <node concept="3uibUv" id="6tPOoeT4z8$" role="1tU5fm">
+          <ref role="3uigEE" to="i348:6OXbTD$iNPP" resolve="QueryTemplate" />
+        </node>
+      </node>
+      <node concept="37vLTG" id="6OXbTDyaDvN" role="3clF46">
+        <property role="TrG5h" value="parameter" />
+        <node concept="8X2XB" id="6OXbTDyaGSr" role="1tU5fm">
+          <node concept="3uibUv" id="6OXbTDyaDvM" role="8Xvag">
+            <ref role="3uigEE" to="wyt6:~Object" resolve="Object" />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="7nkyKX7nb0M" role="jymVt" />
+    <node concept="3clFb_" id="7WKNeR9c0Kn" role="jymVt">
+      <property role="TrG5h" value="ruleTemplates" />
+      <node concept="3uibUv" id="7WKNeR9cd5o" role="3clF45">
+        <ref role="3uigEE" node="6fdr4UgftiG" resolve="RuleTemplateIndex" />
+      </node>
+      <node concept="3Tm6S6" id="7WKNeR9c7gI" role="1B3o_S" />
+      <node concept="3clFbS" id="7WKNeR9c0Kr" role="3clF47">
+        <node concept="3clFbJ" id="7WKNeR9ctuv" role="3cqZAp">
+          <node concept="3y3z36" id="7WKNeR9ctCP" role="3clFbw">
+            <node concept="10Nm6u" id="7WKNeR9ctEU" role="3uHU7w" />
+            <node concept="37vLTw" id="4$YN6Qt_8mS" role="3uHU7B">
+              <ref role="3cqZAo" node="4$YN6Qt$cgD" resolve="queryTemplate" />
+            </node>
+          </node>
+          <node concept="3clFbS" id="7WKNeR9ctux" role="3clFbx">
+            <node concept="3cpWs6" id="7WKNeR9cKJK" role="3cqZAp">
+              <node concept="2OqwBi" id="7WKNeR9cKJL" role="3cqZAk">
+                <node concept="2OqwBi" id="7WKNeR9cKJM" role="2Oq$k0">
+                  <node concept="37vLTw" id="4$YN6Qt_8wM" role="2Oq$k0">
+                    <ref role="3cqZAo" node="4$YN6Qt$22x" resolve="ruleProcessingSession" />
+                  </node>
+                  <node concept="liA8E" id="7WKNeR9cKJO" role="2OqNvi">
+                    <ref role="37wK5l" node="7WKNeR9alW4" resolve="queryTemplates" />
+                  </node>
+                </node>
+                <node concept="liA8E" id="7WKNeR9cKJP" role="2OqNvi">
+                  <ref role="37wK5l" node="7WKNeR98sU4" resolve="ruleTemplates" />
+                  <node concept="37vLTw" id="4$YN6Qt_f6O" role="37wK5m">
+                    <ref role="3cqZAo" node="4$YN6Qt$cgD" resolve="queryTemplate" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="7WKNeR9cW1A" role="3cqZAp" />
+          </node>
+          <node concept="9aQIb" id="7WKNeR9d1qz" role="9aQIa">
+            <node concept="3clFbS" id="7WKNeR9d1q$" role="9aQI4">
+              <node concept="3cpWs6" id="7WKNeR9d7U5" role="3cqZAp">
+                <node concept="2OqwBi" id="7WKNeR9diJ6" role="3cqZAk">
+                  <node concept="37vLTw" id="4$YN6Qt_m0T" role="2Oq$k0">
+                    <ref role="3cqZAo" node="4$YN6Qt$22x" resolve="ruleProcessingSession" />
+                  </node>
+                  <node concept="liA8E" id="7WKNeR9d$jv" role="2OqNvi">
+                    <ref role="37wK5l" node="20Ay2VeR9qk" resolve="ruleTemplates" />
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="6OXbTDy1jF3" role="jymVt" />
+    <node concept="312cEu" id="5ntLU8Glzc7" role="jymVt">
+      <property role="2bfB8j" value="true" />
+      <property role="TrG5h" value="TemplateApplicator" />
+      <node concept="2tJIrI" id="4vBwiiVcARn" role="jymVt" />
+      <node concept="3clFbW" id="xaaVXvi$I3" role="jymVt">
+        <node concept="37vLTG" id="xaaVXvi$JH" role="3clF46">
+          <property role="TrG5h" value="recursive" />
+          <node concept="10P_77" id="xaaVXvi$JX" role="1tU5fm" />
+        </node>
+        <node concept="3cqZAl" id="xaaVXvi$I5" role="3clF45" />
+        <node concept="3Tm6S6" id="xaaVXvi$I6" role="1B3o_S" />
+        <node concept="3clFbS" id="xaaVXvi$I7" role="3clF47">
+          <node concept="3clFbF" id="42eP3wrZV0R" role="3cqZAp">
+            <node concept="37vLTI" id="42eP3wrZWla" role="3clFbG">
+              <node concept="37vLTw" id="42eP3wrZWFo" role="37vLTx">
+                <ref role="3cqZAo" node="xaaVXvi$JH" resolve="recursive" />
+              </node>
+              <node concept="2OqwBi" id="42eP3wrZVdb" role="37vLTJ">
+                <node concept="Xjq3P" id="42eP3wrZV0P" role="2Oq$k0" />
+                <node concept="2OwXpG" id="42eP3wrZVFR" role="2OqNvi">
+                  <ref role="2Oxat5" node="42eP3wrZOvp" resolve="recursive" />
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="2tJIrI" id="6EY0p2wqgRW" role="jymVt" />
+      <node concept="3clFb_" id="5ntLU8GlzgF" role="jymVt">
+        <property role="1EzhhJ" value="false" />
+        <property role="TrG5h" value="doAction" />
+        <node concept="37vLTG" id="5ntLU8GlzgG" role="3clF46">
+          <property role="TrG5h" value="node" />
+          <node concept="3Tqbb2" id="5ntLU8GlzgH" role="1tU5fm" />
+        </node>
+        <node concept="3Tm1VV" id="5ntLU8GlzgJ" role="1B3o_S" />
+        <node concept="3clFbS" id="5ntLU8GlzgL" role="3clF47">
+          <node concept="3clFbJ" id="6EY0p2wqrQp" role="3cqZAp">
+            <node concept="3clFbS" id="6EY0p2wqrQr" role="3clFbx">
+              <node concept="3clFbF" id="6EY0p2wqsbo" role="3cqZAp">
+                <node concept="2OqwBi" id="6EY0p2wqsuQ" role="3clFbG">
+                  <node concept="37vLTw" id="6EY0p2wqsbm" role="2Oq$k0">
+                    <ref role="3cqZAo" node="70Wv0dJiUY$" resolve="originIndex" />
+                  </node>
+                  <node concept="liA8E" id="6EY0p2wqsGP" role="2OqNvi">
+                    <ref role="37wK5l" node="70Wv0dJjDa1" resolve="addPrincipal" />
+                    <node concept="37vLTw" id="6EY0p2wqsQK" role="37wK5m">
+                      <ref role="3cqZAo" node="5ntLU8GlzgG" resolve="node" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="22lmx$" id="42eP3ws3Uq_" role="3clFbw">
+              <node concept="2OqwBi" id="42eP3ws3Vd2" role="3uHU7w">
+                <node concept="37vLTw" id="42eP3ws3UXo" role="2Oq$k0">
+                  <ref role="3cqZAo" node="70Wv0dJiUY$" resolve="originIndex" />
+                </node>
+                <node concept="liA8E" id="42eP3ws3Y4O" role="2OqNvi">
+                  <ref role="37wK5l" node="42eP3ws38rS" resolve="isPrincipalAncestor" />
+                  <node concept="37vLTw" id="42eP3ws3ZmG" role="37wK5m">
+                    <ref role="3cqZAo" node="5ntLU8GlzgG" resolve="node" />
+                  </node>
+                </node>
+              </node>
+              <node concept="37vLTw" id="42eP3ws1rLb" role="3uHU7B">
+                <ref role="3cqZAo" node="42eP3wrZOvp" resolve="recursive" />
+              </node>
+            </node>
+          </node>
+          <node concept="3cpWs8" id="5ntLU8GlzSI" role="3cqZAp">
+            <node concept="3cpWsn" id="5ntLU8GlzSJ" role="3cpWs9">
+              <property role="TrG5h" value="tpls" />
+              <node concept="A3Dl8" id="5ntLU8GlzSt" role="1tU5fm">
+                <node concept="3uibUv" id="1ffsG7c5hrm" role="A3Ik2">
+                  <ref role="3uigEE" to="i348:1ffsG7bUbCM" resolve="BaseRuleTemplate" />
+                  <node concept="3qUE_q" id="7XdbJdyRI0u" role="11_B2D">
+                    <node concept="3uibUv" id="7XdbJdyRId5" role="3qUE_r">
+                      <ref role="3uigEE" to="i348:2RRx4MZ6_68" resolve="RuleTemplateToken" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+              <node concept="2OqwBi" id="5ntLU8GlzSK" role="33vP2m">
+                <node concept="1rXfSq" id="7WKNeR9dXOK" role="2Oq$k0">
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+        <node concept="3Tm6S6" id="4MqhgXU_1wh" role="1B3o_S" />
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+      <node concept="3Tm6S6" id="7DvO2Mah9z3" role="1B3o_S" />
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+      <node concept="3Tm6S6" id="6i42QSsj_y3" role="1B3o_S" />
+      <node concept="3uibUv" id="6i42QSsjBno" role="1tU5fm">
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+    <node concept="312cEg" id="6OXbTDxv6BA" role="jymVt">
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+      <node concept="3uibUv" id="6tPOoeTaVdp" role="1tU5fm">
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+    <node concept="312cEg" id="4$YN6Qt$22x" role="jymVt">
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+  <node concept="312cEu" id="12yN8DyNqdl">
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+    <property role="1sVAO0" value="true" />
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+    <node concept="3HP615" id="12yN8DyNqe8" role="jymVt">
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+      <node concept="16euLQ" id="tIwzd1IBnx" role="16eVyc">
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+    <node concept="312cEu" id="4UTrqZZNVSJ" role="jymVt">
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+      <property role="TrG5h" value="ALL_DEEP" />
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+          <property role="TrG5h" value="startFrom" />
+          <node concept="3Tqbb2" id="4UTrqZZNZjN" role="1tU5fm" />
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+                                <node concept="2Kt2Hk" id="4UTrqZZNX0h" role="2OqNvi" />
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+                          <node concept="3clFbH" id="4UTrqZZNX0l" role="3cqZAp" />
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+                                    <ref role="1Bn3mz" to="tpck:4uZwTti3__2" resolve="smodelAttribute" />
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+                        <node concept="3fqX7Q" id="4UTrqZZNX0S" role="2$JKZa">
+                          <node concept="2OqwBi" id="4UTrqZZNX0T" role="3fr31v">
+                            <node concept="37vLTw" id="4UTrqZZNX0U" role="2Oq$k0">
+                              <ref role="3cqZAo" node="4UTrqZZNWZY" resolve="queue" />
+                            </node>
+                            <node concept="1v1jN8" id="4UTrqZZNX0V" role="2OqNvi" />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="2AHcQZ" id="4UTrqZZNWys" role="2AJF6D">
+          <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
+        </node>
+      </node>
+      <node concept="2tJIrI" id="4UTrqZZO7Sb" role="jymVt" />
+      <node concept="3clFb_" id="4UTrqZZO4eL" role="jymVt">
+        <property role="TrG5h" value="skip" />
+        <node concept="37vLTG" id="4UTrqZZO5aI" role="3clF46">
+          <property role="TrG5h" value="next" />
+          <node concept="3Tqbb2" id="4UTrqZZO5Aa" role="1tU5fm" />
+        </node>
+        <node concept="10P_77" id="4UTrqZZO4$X" role="3clF45" />
+        <node concept="3Tmbuc" id="4UTrqZZO85p" role="1B3o_S" />
+        <node concept="3clFbS" id="4UTrqZZO4eP" role="3clF47">
+          <node concept="3clFbF" id="2ZFX$PQrZTu" role="3cqZAp">
+            <node concept="2OqwBi" id="2ZFX$PQs07F" role="3clFbG">
+              <node concept="37vLTw" id="2ZFX$PQs07G" role="2Oq$k0">
+                <ref role="3cqZAo" node="4UTrqZZO5aI" resolve="next" />
+              </node>
+              <node concept="1BlSNk" id="2ZFX$PQtRUy" role="2OqNvi">
+                <ref role="1BmUXE" to="tpck:3Rc6kd0K$RF" resolve="BaseCommentAttribute" />
+                <ref role="1Bn3mz" to="tpck:2ETBKOyieyt" resolve="commentedNode" />
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="2tJIrI" id="4UTrqZZNWox" role="jymVt" />
+      <node concept="3Tm1VV" id="4UTrqZZNVSK" role="1B3o_S" />
+      <node concept="3uibUv" id="4UTrqZZNWuC" role="1zkMxy">
+        <ref role="3uigEE" node="12yN8DyNqdl" resolve="NodeWalker" />
+        <node concept="16syzq" id="4UTrqZZNWxK" role="11_B2D">
+          <ref role="16sUi3" node="4UTrqZZNWwV" resolve="S" />
+        </node>
+      </node>
+      <node concept="16euLQ" id="4UTrqZZNWwV" role="16eVyc">
+        <property role="TrG5h" value="S" />
+      </node>
+      <node concept="312cEg" id="4UTrqZZNZvj" role="jymVt">
+        <property role="TrG5h" value="startFrom" />
+        <node concept="3Tm6S6" id="4UTrqZZNZvk" role="1B3o_S" />
+        <node concept="A3Dl8" id="3IIf9O_haHB" role="1tU5fm">
+          <node concept="3Tqbb2" id="3IIf9O_haHC" role="A3Ik2" />
+        </node>
+      </node>
+      <node concept="3UR2Jj" id="4UTrqZZQ_UN" role="lGtFl">
+        <node concept="TZ5HA" id="4UTrqZZQ_UO" role="TZ5H$">
+          <node concept="1dT_AC" id="4UTrqZZQ_UP" role="1dT_Ay">
+            <property role="1dT_AB" value="Walks all children from the given root." />
+          </node>
+        </node>
+        <node concept="TZ5HA" id="4UTrqZZQD5c" role="TZ5H$">
+          <node concept="1dT_AC" id="4UTrqZZQD5d" role="1dT_Ay">
+            <property role="1dT_AB" value="Override " />
+          </node>
+          <node concept="1dT_AA" id="4UTrqZZQD5V" role="1dT_Ay">
+            <node concept="92FcH" id="4UTrqZZQD61" role="qph3F">
+              <node concept="TZ5HA" id="4UTrqZZQD63" role="2XjZqd" />
+              <node concept="VXe0Z" id="4UTrqZZQHEI" role="92FcQ">
+                <ref role="VXe0S" node="4UTrqZZO4eL" resolve="skip" />
+              </node>
+            </node>
+          </node>
+          <node concept="1dT_AC" id="4UTrqZZQD5U" role="1dT_Ay">
+            <property role="1dT_AB" value=" to control which nodes to include." />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="4UTrqZZNVmH" role="jymVt" />
+    <node concept="312cEu" id="4UTrqZZO9qy" role="jymVt">
+      <property role="2bfB8j" value="false" />
+      <property role="TrG5h" value="INTERFACE_PART_DEEP" />
+      <node concept="2tJIrI" id="4UTrqZZObCu" role="jymVt" />
+      <node concept="3clFbW" id="4UTrqZZOaY6" role="jymVt">
+        <node concept="37vLTG" id="4UTrqZZOb46" role="3clF46">
+          <property role="TrG5h" value="startFrom" />
+          <node concept="3Tqbb2" id="4UTrqZZOb5T" role="1tU5fm" />
+        </node>
+        <node concept="37vLTG" id="4UTrqZZOb7I" role="3clF46">
+          <property role="TrG5h" value="action" />
+          <node concept="3uibUv" id="4UTrqZZOb9_" role="1tU5fm">
+            <ref role="3uigEE" node="12yN8DyNqe8" resolve="NodeWalker.NodeAction" />
+            <node concept="16syzq" id="4UTrqZZObkm" role="11_B2D">
+              <ref role="16sUi3" node="4UTrqZZOaLH" resolve="S" />
+            </node>
+          </node>
+        </node>
+        <node concept="3cqZAl" id="4UTrqZZOaY8" role="3clF45" />
+        <node concept="3Tm1VV" id="4UTrqZZOaY9" role="1B3o_S" />
+        <node concept="3clFbS" id="4UTrqZZOaYa" role="3clF47">
+          <node concept="XkiVB" id="4UTrqZZObpZ" role="3cqZAp">
+            <ref role="37wK5l" node="4UTrqZZNYyd" resolve="NodeWalker.ALL_DEEP" />
+            <node concept="37vLTw" id="4UTrqZZObxU" role="37wK5m">
+              <ref role="3cqZAo" node="4UTrqZZOb46" resolve="startFrom" />
+            </node>
+            <node concept="37vLTw" id="4UTrqZZObBy" role="37wK5m">
+              <ref role="3cqZAo" node="4UTrqZZOb7I" resolve="action" />
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="2tJIrI" id="3IIf9O_htpy" role="jymVt" />
+      <node concept="3clFbW" id="3IIf9O_hpaa" role="jymVt">
+        <node concept="37vLTG" id="3IIf9O_hpab" role="3clF46">
+          <property role="TrG5h" value="startFrom" />
+          <node concept="A3Dl8" id="3IIf9O_hybC" role="1tU5fm">
+            <node concept="3Tqbb2" id="3IIf9O_hybD" role="A3Ik2" />
+          </node>
+        </node>
+        <node concept="37vLTG" id="3IIf9O_hpad" role="3clF46">
+          <property role="TrG5h" value="action" />
+          <node concept="3uibUv" id="3IIf9O_hpae" role="1tU5fm">
+            <ref role="3uigEE" node="12yN8DyNqe8" resolve="NodeWalker.NodeAction" />
+            <node concept="16syzq" id="3IIf9O_hpaf" role="11_B2D">
+              <ref role="16sUi3" node="4UTrqZZOaLH" resolve="S" />
+            </node>
+          </node>
+        </node>
+        <node concept="3cqZAl" id="3IIf9O_hpag" role="3clF45" />
+        <node concept="3Tm1VV" id="3IIf9O_hpah" role="1B3o_S" />
+        <node concept="3clFbS" id="3IIf9O_hpai" role="3clF47">
+          <node concept="XkiVB" id="3IIf9O_hpaj" role="3cqZAp">
+            <ref role="37wK5l" node="3IIf9O_hbbq" resolve="NodeWalker.ALL_DEEP" />
+            <node concept="37vLTw" id="3IIf9O_hpak" role="37wK5m">
+              <ref role="3cqZAo" node="3IIf9O_hpab" resolve="startFrom" />
+            </node>
+            <node concept="37vLTw" id="3IIf9O_hpal" role="37wK5m">
+              <ref role="3cqZAo" node="3IIf9O_hpad" resolve="action" />
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="2tJIrI" id="4UTrqZZObPt" role="jymVt" />
+      <node concept="3clFb_" id="4UTrqZZObWC" role="jymVt">
+        <property role="TrG5h" value="skip" />
+        <property role="1EzhhJ" value="false" />
+        <node concept="37vLTG" id="4UTrqZZObWD" role="3clF46">
+          <property role="TrG5h" value="next" />
+          <node concept="3Tqbb2" id="4UTrqZZObWE" role="1tU5fm" />
+        </node>
+        <node concept="10P_77" id="4UTrqZZObWF" role="3clF45" />
+        <node concept="3Tmbuc" id="4UTrqZZObWG" role="1B3o_S" />
+        <node concept="3clFbS" id="4UTrqZZObWK" role="3clF47">
+          <node concept="3clFbJ" id="2ZFX$PQsbc7" role="3cqZAp">
+            <node concept="3clFbS" id="2ZFX$PQsbc9" role="3clFbx">
+              <node concept="3cpWs6" id="2ZFX$PQsigo" role="3cqZAp">
+                <node concept="3clFbT" id="2ZFX$PQsiic" role="3cqZAk">
+                  <property role="3clFbU" value="true" />
+                </node>
+              </node>
+            </node>
+            <node concept="3nyPlj" id="2ZFX$PQsfxs" role="3clFbw">
+              <ref role="37wK5l" node="4UTrqZZO4eL" resolve="skip" />
+              <node concept="37vLTw" id="2ZFX$PQsi9F" role="37wK5m">
+                <ref role="3cqZAo" node="4UTrqZZObWD" resolve="next" />
+              </node>
+            </node>
+          </node>
+          <node concept="3clFbF" id="4UTrqZZOd88" role="3cqZAp">
+            <node concept="1Wc70l" id="4UTrqZZOd$N" role="3clFbG">
+              <node concept="3fqX7Q" id="4UTrqZZOd8a" role="3uHU7B">
+                <node concept="2OqwBi" id="4UTrqZZOd8b" role="3fr31v">
+                  <node concept="37vLTw" id="4UTrqZZOd8c" role="2Oq$k0">
+                    <ref role="3cqZAo" node="4UTrqZZObWD" resolve="next" />
+                  </node>
+                  <node concept="1mIQ4w" id="4UTrqZZOd8d" role="2OqNvi">
+                    <node concept="chp4Y" id="4UTrqZZOd8e" role="cj9EA">
+                      <ref role="cht4Q" to="tpck:19gBtYEAf4C" resolve="InterfacePart" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+              <node concept="2OqwBi" id="4UTrqZZOdJ0" role="3uHU7w">
+                <node concept="37vLTw" id="4UTrqZZOdJ1" role="2Oq$k0">
+                  <ref role="3cqZAo" node="4UTrqZZObWD" resolve="next" />
+                </node>
+                <node concept="1mIQ4w" id="4UTrqZZOdJ2" role="2OqNvi">
+                  <node concept="chp4Y" id="4UTrqZZOdJ3" role="cj9EA">
+                    <ref role="cht4Q" to="tpck:19gBtYEv0ln" resolve="ImplementationPart" />
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="2AHcQZ" id="4UTrqZZObWL" role="2AJF6D">
+          <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
+        </node>
+      </node>
+      <node concept="2tJIrI" id="4UTrqZZOe9Q" role="jymVt" />
+      <node concept="3Tm1VV" id="4UTrqZZO9qz" role="1B3o_S" />
+      <node concept="3uibUv" id="4UTrqZZOaEu" role="1zkMxy">
+        <ref role="3uigEE" node="4UTrqZZNVSJ" resolve="NodeWalker.ALL_DEEP" />
+        <node concept="16syzq" id="4UTrqZZOaRM" role="11_B2D">
+          <ref role="16sUi3" node="4UTrqZZOaLH" resolve="S" />
+        </node>
+      </node>
+      <node concept="16euLQ" id="4UTrqZZOaLH" role="16eVyc">
+        <property role="TrG5h" value="S" />
+      </node>
+      <node concept="3UR2Jj" id="4UTrqZZQMQS" role="lGtFl">
+        <node concept="TZ5HA" id="4UTrqZZQMQT" role="TZ5H$">
+          <node concept="1dT_AC" id="4UTrqZZQMQU" role="1dT_Ay">
+            <property role="1dT_AB" value="Walks only the nodes that are &quot;interface part&quot;." />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="4UTrqZZO8w6" role="jymVt" />
+    <node concept="312cEu" id="4UTrqZZOhGv" role="jymVt">
+      <property role="2bfB8j" value="false" />
+      <property role="TrG5h" value="SINGLE" />
+      <node concept="2tJIrI" id="4UTrqZZOleh" role="jymVt" />
+      <node concept="3clFbW" id="4UTrqZZOjgP" role="jymVt">
+        <node concept="37vLTG" id="4UTrqZZOjmT" role="3clF46">
+          <property role="TrG5h" value="nodes" />
+          <node concept="A3Dl8" id="4UTrqZZOjp2" role="1tU5fm">
+            <node concept="3Tqbb2" id="4UTrqZZOjr1" role="A3Ik2" />
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+        </node>
+        <node concept="37vLTG" id="4UTrqZZOjsI" role="3clF46">
+          <property role="TrG5h" value="action" />
+          <node concept="3uibUv" id="4UTrqZZOjuZ" role="1tU5fm">
+            <ref role="3uigEE" node="12yN8DyNqe8" resolve="NodeWalker.NodeAction" />
+            <node concept="16syzq" id="4UTrqZZOjG1" role="11_B2D">
+              <ref role="16sUi3" node="4UTrqZZOiH2" resolve="S" />
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+        <node concept="3cqZAl" id="4UTrqZZOjgR" role="3clF45" />
+        <node concept="3Tm1VV" id="4UTrqZZOjgS" role="1B3o_S" />
+        <node concept="3clFbS" id="4UTrqZZOjgT" role="3clF47">
+          <node concept="XkiVB" id="4UTrqZZOjLW" role="3cqZAp">
+            <ref role="37wK5l" node="12yN8DyNqja" resolve="NodeWalker" />
+            <node concept="37vLTw" id="4UTrqZZOjRC" role="37wK5m">
+              <ref role="3cqZAo" node="4UTrqZZOjsI" resolve="action" />
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+          <node concept="3clFbF" id="4UTrqZZOjSw" role="3cqZAp">
+            <node concept="37vLTI" id="4UTrqZZOjSy" role="3clFbG">
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+                <node concept="Xjq3P" id="4UTrqZZOk4H" role="2Oq$k0" />
+                <node concept="2OwXpG" id="4UTrqZZOk2M" role="2OqNvi">
+                  <ref role="2Oxat5" node="4UTrqZZOjSr" resolve="nodes" />
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+              <node concept="37vLTw" id="4UTrqZZOjSA" role="37vLTx">
+                <ref role="3cqZAo" node="4UTrqZZOjmT" resolve="nodes" />
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+      <node concept="2tJIrI" id="4UTrqZZOka_" role="jymVt" />
+      <node concept="3clFb_" id="4UTrqZZOkjp" role="jymVt">
+        <property role="TrG5h" value="doWalk" />
+        <property role="1EzhhJ" value="false" />
+        <node concept="16syzq" id="4UTrqZZOkjt" role="3clF45">
+          <ref role="16sUi3" node="4UTrqZZOiH2" resolve="S" />
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+        <node concept="3Tm1VV" id="4UTrqZZOkjs" role="1B3o_S" />
+        <node concept="3clFbS" id="4UTrqZZOkju" role="3clF47">
+          <node concept="3clFbF" id="4UTrqZZQ_xi" role="3cqZAp">
+            <node concept="1rXfSq" id="4UTrqZZQ_xg" role="3clFbG">
+              <ref role="37wK5l" node="tIwzd1KVkc" resolve="reduce" />
+              <node concept="37vLTw" id="4UTrqZZQ_Hb" role="37wK5m">
+                <ref role="3cqZAo" node="4UTrqZZOjSr" resolve="nodes" />
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+          </node>
+        </node>
+        <node concept="2AHcQZ" id="4UTrqZZOkjv" role="2AJF6D">
+          <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
+        </node>
+      </node>
+      <node concept="2tJIrI" id="4UTrqZZOkaY" role="jymVt" />
+      <node concept="3Tm1VV" id="4UTrqZZOhGw" role="1B3o_S" />
+      <node concept="16euLQ" id="4UTrqZZOiH2" role="16eVyc">
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+      <node concept="3uibUv" id="4UTrqZZOj1t" role="1zkMxy">
+        <ref role="3uigEE" node="12yN8DyNqdl" resolve="NodeWalker" />
+        <node concept="16syzq" id="4UTrqZZOjas" role="11_B2D">
+          <ref role="16sUi3" node="4UTrqZZOiH2" resolve="S" />
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+      </node>
+      <node concept="312cEg" id="4UTrqZZOjSr" role="jymVt">
+        <property role="TrG5h" value="nodes" />
+        <node concept="3Tm6S6" id="4UTrqZZOjSs" role="1B3o_S" />
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+          <node concept="3Tqbb2" id="4UTrqZZOjSv" role="A3Ik2" />
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+      </node>
+      <node concept="3UR2Jj" id="4UTrqZZQQeD" role="lGtFl">
+        <node concept="TZ5HA" id="4UTrqZZQQeE" role="TZ5H$">
+          <node concept="1dT_AC" id="4UTrqZZQQeF" role="1dT_Ay">
+            <property role="1dT_AB" value="Walks the nodes in the given sequence individually." />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="4UTrqZZOgKL" role="jymVt" />
+    <node concept="3clFbW" id="12yN8DyNqja" role="jymVt">
+      <node concept="37vLTG" id="12yN8DyNqjA" role="3clF46">
+        <property role="TrG5h" value="action" />
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+          <ref role="3uigEE" node="12yN8DyNqe8" resolve="NodeWalker.NodeAction" />
+          <node concept="16syzq" id="tIwzd1IBE1" role="11_B2D">
+            <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
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+        <node concept="3clFbF" id="12yN8DyNqkk" role="3cqZAp">
+          <node concept="37vLTI" id="12yN8DyNqkm" role="3clFbG">
+            <node concept="2OqwBi" id="12yN8DyNqkq" role="37vLTJ">
+              <node concept="Xjq3P" id="12yN8DyNqkt" role="2Oq$k0" />
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+                <ref role="2Oxat5" node="12yN8DyNqkg" resolve="action" />
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+            <node concept="37vLTw" id="12yN8DyNqku" role="37vLTx">
+              <ref role="3cqZAo" node="12yN8DyNqjA" resolve="action" />
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+      <property role="TrG5h" value="doWalk" />
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+      <node concept="16syzq" id="4UTrqZZNTGo" role="3clF45">
+        <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
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+      <node concept="3clFbS" id="4UTrqZZNT3d" role="3clF47" />
+      <node concept="3Tm1VV" id="4UTrqZZNTyq" role="1B3o_S" />
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+    <node concept="2tJIrI" id="4UTrqZZNSrJ" role="jymVt" />
+    <node concept="3clFb_" id="tIwzd1KVkc" role="jymVt">
+      <property role="TrG5h" value="reduce" />
+      <node concept="37vLTG" id="tIwzd1KVkd" role="3clF46">
+        <property role="TrG5h" value="nodes" />
+        <node concept="A3Dl8" id="tIwzd1KZEw" role="1tU5fm">
+          <node concept="3Tqbb2" id="tIwzd1KZEy" role="A3Ik2" />
+        </node>
+      </node>
+      <node concept="16syzq" id="tIwzd1KVkh" role="3clF45">
+        <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+      </node>
+      <node concept="3Tmbuc" id="4UTrqZZNWIY" role="1B3o_S" />
+      <node concept="3clFbS" id="tIwzd1KVkj" role="3clF47">
+        <node concept="3cpWs8" id="tIwzd1KVkk" role="3cqZAp">
+          <node concept="3cpWsn" id="tIwzd1KVkl" role="3cpWs9">
+            <property role="TrG5h" value="accVal" />
+            <node concept="16syzq" id="tIwzd1KVkm" role="1tU5fm">
+              <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+            </node>
+            <node concept="1rXfSq" id="tIwzd1KVkn" role="33vP2m">
+              <ref role="37wK5l" node="tIwzd1IMOE" resolve="initVal" />
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbH" id="tIwzd1KVk$" role="3cqZAp" />
+        <node concept="2Gpval" id="tIwzd1KYf$" role="3cqZAp">
+          <node concept="2GrKxI" id="tIwzd1KYfA" role="2Gsz3X">
+            <property role="TrG5h" value="next" />
+          </node>
+          <node concept="3clFbS" id="tIwzd1KYfC" role="2LFqv$">
+            <node concept="3cpWs8" id="tIwzd1KVkI" role="3cqZAp">
+              <node concept="3cpWsn" id="tIwzd1KVkJ" role="3cpWs9">
+                <property role="TrG5h" value="nextVal" />
+                <node concept="16syzq" id="tIwzd1KVkK" role="1tU5fm">
+                  <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+                </node>
+                <node concept="1rXfSq" id="tIwzd1KVkL" role="33vP2m">
+                  <ref role="37wK5l" node="5ntLU8Gjd9b" resolve="nodeAction" />
+                  <node concept="2GrUjf" id="tIwzd1KZp6" role="37wK5m">
+                    <ref role="2Gs0qQ" node="tIwzd1KYfA" resolve="next" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbF" id="tIwzd1KVkN" role="3cqZAp">
+              <node concept="37vLTI" id="tIwzd1KVkO" role="3clFbG">
+                <node concept="37vLTw" id="tIwzd1KVkP" role="37vLTJ">
+                  <ref role="3cqZAo" node="tIwzd1KVkl" resolve="accVal" />
+                </node>
+                <node concept="1rXfSq" id="tIwzd1KVkQ" role="37vLTx">
+                  <ref role="37wK5l" node="tIwzd1IFga" resolve="bindVal" />
+                  <node concept="37vLTw" id="tIwzd1KVkR" role="37wK5m">
+                    <ref role="3cqZAo" node="tIwzd1KVkl" resolve="accVal" />
+                  </node>
+                  <node concept="37vLTw" id="tIwzd1KVkS" role="37wK5m">
+                    <ref role="3cqZAo" node="tIwzd1KVkJ" resolve="nextVal" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="tIwzd1KVkT" role="3cqZAp" />
+          </node>
+          <node concept="37vLTw" id="tIwzd1KYjj" role="2GsD0m">
+            <ref role="3cqZAo" node="tIwzd1KVkd" resolve="nodes" />
+          </node>
+        </node>
+        <node concept="3clFbH" id="tIwzd1KYwf" role="3cqZAp" />
+        <node concept="3clFbF" id="tIwzd1KVlr" role="3cqZAp">
+          <node concept="37vLTw" id="tIwzd1KVls" role="3clFbG">
+            <ref role="3cqZAo" node="tIwzd1KVkl" resolve="accVal" />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="tIwzd1IFAt" role="jymVt" />
+    <node concept="3clFb_" id="5ntLU8Gjd9b" role="jymVt">
+      <property role="TrG5h" value="nodeAction" />
+      <node concept="3Tm6S6" id="5ntLU8Gjd9c" role="1B3o_S" />
+      <node concept="16syzq" id="tIwzd1IDaH" role="3clF45">
+        <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+      </node>
+      <node concept="37vLTG" id="5ntLU8Gjd96" role="3clF46">
+        <property role="TrG5h" value="next" />
+        <node concept="3Tqbb2" id="5ntLU8Gjd97" role="1tU5fm" />
+      </node>
+      <node concept="3clFbS" id="5ntLU8Gjd90" role="3clF47">
+        <node concept="3SKdUt" id="5ntLU8GjdpF" role="3cqZAp">
+          <node concept="3SKdUq" id="5ntLU8Gjdrq" role="3SKWNk">
+            <property role="3SKdUp" value="TODO user code" />
+          </node>
+        </node>
+        <node concept="3clFbF" id="5ntLU8Gjd91" role="3cqZAp">
+          <node concept="2OqwBi" id="5ntLU8Gjd92" role="3clFbG">
+            <node concept="37vLTw" id="5ntLU8Gjd93" role="2Oq$k0">
+              <ref role="3cqZAo" node="12yN8DyNqkg" resolve="action" />
+            </node>
+            <node concept="liA8E" id="5ntLU8Gjd94" role="2OqNvi">
+              <ref role="37wK5l" node="12yN8DyNqeO" resolve="doAction" />
+              <node concept="37vLTw" id="5ntLU8Gjd98" role="37wK5m">
+                <ref role="3cqZAo" node="5ntLU8Gjd96" resolve="next" />
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="12yN8DyNqdS" role="jymVt" />
+    <node concept="3clFb_" id="tIwzd1IFga" role="jymVt">
+      <property role="TrG5h" value="bindVal" />
+      <node concept="3Tm6S6" id="tIwzd1IFgb" role="1B3o_S" />
+      <node concept="16syzq" id="tIwzd1IFgc" role="3clF45">
+        <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+      </node>
+      <node concept="37vLTG" id="tIwzd1IFaM" role="3clF46">
+        <property role="TrG5h" value="prevVal" />
+        <node concept="16syzq" id="tIwzd1IFaN" role="1tU5fm">
+          <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+        </node>
+      </node>
+      <node concept="37vLTG" id="tIwzd1IFaO" role="3clF46">
+        <property role="TrG5h" value="nextVal" />
+        <node concept="16syzq" id="tIwzd1IFaP" role="1tU5fm">
+          <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+        </node>
+      </node>
+      <node concept="3clFbS" id="tIwzd1IF5q" role="3clF47">
+        <node concept="3SKdUt" id="tIwzd1IFpr" role="3cqZAp">
+          <node concept="3SKdUq" id="tIwzd1IFps" role="3SKWNk">
+            <property role="3SKdUp" value="TODO user code" />
+          </node>
+        </node>
+        <node concept="3clFbF" id="tIwzd1IFwV" role="3cqZAp">
+          <node concept="2OqwBi" id="tIwzd1IFaH" role="3clFbG">
+            <node concept="37vLTw" id="tIwzd1IFaI" role="2Oq$k0">
+              <ref role="3cqZAo" node="12yN8DyNqkg" resolve="action" />
+            </node>
+            <node concept="liA8E" id="tIwzd1IFaJ" role="2OqNvi">
+              <ref role="37wK5l" node="tIwzd1IBXa" resolve="bind" />
+              <node concept="37vLTw" id="tIwzd1IFaQ" role="37wK5m">
+                <ref role="3cqZAo" node="tIwzd1IFaM" resolve="prevVal" />
+              </node>
+              <node concept="37vLTw" id="tIwzd1IFaR" role="37wK5m">
+                <ref role="3cqZAo" node="tIwzd1IFaO" resolve="nextVal" />
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="tIwzd1INIy" role="jymVt" />
+    <node concept="3clFb_" id="tIwzd1IMOE" role="jymVt">
+      <property role="TrG5h" value="initVal" />
+      <node concept="3Tm6S6" id="tIwzd1IMOF" role="1B3o_S" />
+      <node concept="16syzq" id="tIwzd1IMOG" role="3clF45">
+        <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+      </node>
+      <node concept="3clFbS" id="tIwzd1IMN2" role="3clF47">
+        <node concept="3SKdUt" id="tIwzd1INSy" role="3cqZAp">
+          <node concept="3SKdUq" id="tIwzd1INSz" role="3SKWNk">
+            <property role="3SKdUp" value="TODO user code" />
+          </node>
+        </node>
+        <node concept="3cpWs6" id="tIwzd1IMNO" role="3cqZAp">
+          <node concept="2OqwBi" id="tIwzd1IMNP" role="3cqZAk">
+            <node concept="37vLTw" id="tIwzd1IMNQ" role="2Oq$k0">
+              <ref role="3cqZAo" node="12yN8DyNqkg" resolve="action" />
+            </node>
+            <node concept="liA8E" id="tIwzd1IMNR" role="2OqNvi">
+              <ref role="37wK5l" node="tIwzd1ILXm" resolve="initial" />
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="5ntLU8GjdgN" role="jymVt" />
+    <node concept="312cEg" id="12yN8DyNqkg" role="jymVt">
+      <property role="TrG5h" value="action" />
+      <node concept="3Tm6S6" id="12yN8DyNqkh" role="1B3o_S" />
+      <node concept="3uibUv" id="12yN8DyNqkj" role="1tU5fm">
+        <ref role="3uigEE" node="12yN8DyNqe8" resolve="NodeWalker.NodeAction" />
+        <node concept="16syzq" id="tIwzd1ID1q" role="11_B2D">
+          <ref role="16sUi3" node="tIwzd1IC9f" resolve="T" />
+        </node>
+      </node>
+    </node>
+    <node concept="16euLQ" id="tIwzd1IC9f" role="16eVyc">
+      <property role="TrG5h" value="T" />
+    </node>
+    <node concept="3Tm1VV" id="4$YN6QtBVBI" role="1B3o_S" />
+    <node concept="2tJIrI" id="7DvO2M9_As1" role="jymVt" />
+  </node>
+  <node concept="312cEu" id="4MqhgXUMauK">
+    <property role="TrG5h" value="HandlerBuilder" />
+    <node concept="2tJIrI" id="4MqhgXUMb3v" role="jymVt" />
+    <node concept="3clFbW" id="4MqhgXUMb4h" role="jymVt">
+      <node concept="3cqZAl" id="4MqhgXUMb4j" role="3clF45" />
+      <node concept="3Tm1VV" id="4MqhgXUMb4k" role="1B3o_S" />
+      <node concept="3clFbS" id="4MqhgXUMb4l" role="3clF47">
+        <node concept="3clFbF" id="4MqhgXUMb9t" role="3cqZAp">
+          <node concept="37vLTI" id="4MqhgXUMb9v" role="3clFbG">
+            <node concept="2OqwBi" id="4MqhgXUMbh6" role="37vLTJ">
+              <node concept="Xjq3P" id="4MqhgXUMbhX" role="2Oq$k0" />
+              <node concept="2OwXpG" id="4MqhgXUMbh9" role="2OqNvi">
+                <ref role="2Oxat5" node="4MqhgXUMb9p" resolve="name" />
+              </node>
+            </node>
+            <node concept="37vLTw" id="4MqhgXUMb9z" role="37vLTx">
+              <ref role="3cqZAo" node="4MqhgXUMb4S" resolve="name" />
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbF" id="4MqhgXUMbbd" role="3cqZAp">
+          <node concept="37vLTI" id="4MqhgXUMbbf" role="3clFbG">
+            <node concept="2OqwBi" id="4MqhgXUMbjP" role="37vLTJ">
+              <node concept="Xjq3P" id="4MqhgXUMbkR" role="2Oq$k0" />
+              <node concept="2OwXpG" id="4MqhgXUMbjS" role="2OqNvi">
+                <ref role="2Oxat5" node="4MqhgXUMbb9" resolve="primary" />
+              </node>
+            </node>
+            <node concept="37vLTw" id="4MqhgXUMbbj" role="37vLTx">
+              <ref role="3cqZAo" node="4MqhgXUMb69" resolve="primary" />
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbF" id="4MqhgXUMKBn" role="3cqZAp">
+          <node concept="1rXfSq" id="4MqhgXUMKBl" role="3clFbG">
+            <ref role="37wK5l" node="4MqhgXUMhh_" resolve="init" />
+            <node concept="37vLTw" id="4MqhgXUMKU9" role="37wK5m">
+              <ref role="3cqZAo" node="4MqhgXUMh3C" resolve="locations" />
+            </node>
+          </node>
+        </node>
+      </node>
+      <node concept="37vLTG" id="4MqhgXUMb4S" role="3clF46">
+        <property role="TrG5h" value="name" />
+        <node concept="17QB3L" id="4MqhgXUMb4R" role="1tU5fm" />
+      </node>
+      <node concept="37vLTG" id="4MqhgXUMb69" role="3clF46">
+        <property role="TrG5h" value="primary" />
+        <node concept="A3Dl8" id="2vGNdoJHq67" role="1tU5fm">
+          <node concept="3uibUv" id="2vGNdoJHq68" role="A3Ik2">
+            <ref role="3uigEE" to="av0y:~ConstraintSymbol" resolve="ConstraintSymbol" />
+          </node>
+        </node>
+      </node>
+      <node concept="37vLTG" id="4MqhgXUMh3C" role="3clF46">
+        <property role="TrG5h" value="locations" />
+        <node concept="A3Dl8" id="4MqhgXUMh7W" role="1tU5fm">
+          <node concept="3qTvmN" id="4MqhgXUNZ97" role="A3Ik2" />
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="4MqhgXUMLGb" role="jymVt" />
+    <node concept="3clFb_" id="4MqhgXUMbtk" role="jymVt">
+      <property role="TrG5h" value="addRule" />
+      <node concept="37vLTG" id="4MqhgXUMgMT" role="3clF46">
+        <property role="TrG5h" value="location" />
+        <node concept="3uibUv" id="4MqhgXUMgVa" role="1tU5fm">
+          <ref role="3uigEE" to="wyt6:~Object" resolve="Object" />
+        </node>
+      </node>
+      <node concept="37vLTG" id="4MqhgXUMggv" role="3clF46">
+        <property role="TrG5h" value="rule" />
+        <node concept="3uibUv" id="4MqhgXUMgkS" role="1tU5fm">
+          <ref role="3uigEE" to="av0y:~Rule" resolve="Rule" />
+        </node>
+      </node>
+      <node concept="3cqZAl" id="4MqhgXUMbtm" role="3clF45" />
+      <node concept="3Tm1VV" id="4MqhgXUMbtn" role="1B3o_S" />
+      <node concept="3clFbS" id="4MqhgXUMbto" role="3clF47">
+        <node concept="3clFbJ" id="1N8$BG_2Ocv" role="3cqZAp">
+          <node concept="3clFbS" id="1N8$BG_2Ocx" role="3clFbx">
+            <node concept="YS8fn" id="1N8$BG_2PoZ" role="3cqZAp">
+              <node concept="2ShNRf" id="1N8$BG_2Ppr" role="YScLw">
+                <node concept="1pGfFk" id="1N8$BG_2QBw" role="2ShVmc">
+                  <ref role="37wK5l" to="wyt6:~IllegalStateException.&lt;init&gt;(java.lang.String)" resolve="IllegalStateException" />
+                  <node concept="3cpWs3" id="1N8$BG_2RYk" role="37wK5m">
+                    <node concept="Xl_RD" id="1N8$BG_2RYW" role="3uHU7w">
+                      <property role="Xl_RC" value="'" />
+                    </node>
+                    <node concept="3cpWs3" id="1N8$BG_2RaX" role="3uHU7B">
+                      <node concept="Xl_RD" id="1N8$BG_2QBT" role="3uHU7B">
+                        <property role="Xl_RC" value="duplicate tag '" />
+                      </node>
+                      <node concept="2OqwBi" id="1N8$BG_2Rmd" role="3uHU7w">
+                        <node concept="37vLTw" id="1N8$BG_2Rbq" role="2Oq$k0">
+                          <ref role="3cqZAo" node="4MqhgXUMggv" resolve="rule" />
+                        </node>
+                        <node concept="liA8E" id="1N8$BG_2RtG" role="2OqNvi">
+                          <ref role="37wK5l" to="av0y:~Rule.tag():java.lang.String" resolve="tag" />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="2OqwBi" id="1N8$BG_2O_w" role="3clFbw">
+            <node concept="37vLTw" id="1N8$BG_2Odt" role="2Oq$k0">
+              <ref role="3cqZAo" node="1N8$BG_2NH_" resolve="tag2rule" />
+            </node>
+            <node concept="2Nt0df" id="1N8$BG_2VmT" role="2OqNvi">
+              <node concept="2OqwBi" id="1N8$BG_2VuR" role="38cxEo">
+                <node concept="37vLTw" id="1N8$BG_2Vnr" role="2Oq$k0">
+                  <ref role="3cqZAo" node="4MqhgXUMggv" resolve="rule" />
+                </node>
+                <node concept="liA8E" id="1N8$BG_2V_S" role="2OqNvi">
+                  <ref role="37wK5l" to="av0y:~Rule.tag():java.lang.String" resolve="tag" />
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbF" id="1N8$BG_3gnE" role="3cqZAp">
+          <node concept="37vLTI" id="1N8$BG_3huW" role="3clFbG">
+            <node concept="37vLTw" id="1N8$BG_3hEG" role="37vLTx">
+              <ref role="3cqZAo" node="4MqhgXUMggv" resolve="rule" />
+            </node>
+            <node concept="3EllGN" id="1N8$BG_3gQw" role="37vLTJ">
+              <node concept="2OqwBi" id="1N8$BG_3hbs" role="3ElVtu">
+                <node concept="37vLTw" id="1N8$BG_3h39" role="2Oq$k0">
+                  <ref role="3cqZAo" node="4MqhgXUMggv" resolve="rule" />
+                </node>
+                <node concept="liA8E" id="1N8$BG_3hjk" role="2OqNvi">
+                  <ref role="37wK5l" to="av0y:~Rule.tag():java.lang.String" resolve="tag" />
+                </node>
+              </node>
+              <node concept="37vLTw" id="1N8$BG_3gnC" role="3ElQJh">
+                <ref role="3cqZAo" node="1N8$BG_2NH_" resolve="tag2rule" />
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3SKdUt" id="4MqhgXUMgBM" role="3cqZAp">
+          <node concept="3SKdUq" id="4MqhgXUMgBO" role="3SKWNk">
+            <property role="3SKdUp" value="TODO: invariant: the rule's head must have a constraint with the primary symbol" />
+          </node>
+        </node>
+        <node concept="3clFbF" id="4MqhgXUMICn" role="3cqZAp">
+          <node concept="2OqwBi" id="4MqhgXUMJAd" role="3clFbG">
+            <node concept="3EllGN" id="4MqhgXUMIXB" role="2Oq$k0">
+              <node concept="37vLTw" id="4MqhgXUMJ3s" role="3ElVtu">
+                <ref role="3cqZAo" node="4MqhgXUMgMT" resolve="location" />
+              </node>
+              <node concept="37vLTw" id="4MqhgXUMICl" role="3ElQJh">
+                <ref role="3cqZAo" node="4MqhgXUMgHN" resolve="location2rules" />
+              </node>
+            </node>
+            <node concept="TSZUe" id="4MqhgXUMKap" role="2OqNvi">
+              <node concept="37vLTw" id="4MqhgXUMKgW" role="25WWJ7">
+                <ref role="3cqZAo" node="4MqhgXUMggv" resolve="rule" />
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="4MqhgXUMb3C" role="jymVt" />
+    <node concept="3clFb_" id="4MqhgXUMhh_" role="jymVt">
+      <property role="TrG5h" value="init" />
+      <node concept="37vLTG" id="4MqhgXUMhtr" role="3clF46">
+        <property role="TrG5h" value="locations" />
+        <node concept="A3Dl8" id="4MqhgXUMhxO" role="1tU5fm">
+          <node concept="3qTvmN" id="4MqhgXUO0SD" role="A3Ik2" />
+        </node>
+      </node>
+      <node concept="3cqZAl" id="4MqhgXUMhhB" role="3clF45" />
+      <node concept="3Tm6S6" id="4MqhgXUMhmy" role="1B3o_S" />
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+    <node concept="3clFb_" id="4MqhgXUKgMc" role="jymVt">
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+      <property role="DiZV1" value="false" />
+      <property role="od$2w" value="false" />
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+        <ref role="3uigEE" to="wyt6:~Iterable" resolve="Iterable" />
+        <node concept="3uibUv" id="4MqhgXUKgMg" role="11_B2D">
+          <ref role="3uigEE" to="av0y:~Handler" resolve="Handler" />
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+            <ref role="37wK5l" to="33ny:~Collections.unmodifiableList(java.util.List):java.util.List" resolve="unmodifiableList" />
+            <ref role="1Pybhc" to="33ny:~Collections" resolve="Collections" />
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+              <ref role="3cqZAo" node="4MqhgXULUc0" resolve="handlers" />
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+      <node concept="2AHcQZ" id="4MqhgXUKgMi" role="2AJF6D">
+        <ref role="2AI5Lk" to="wyt6:~Override" resolve="Override" />
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+    <node concept="3clFb_" id="60zk4o6Suoh" role="jymVt">
+      <property role="1EzhhJ" value="false" />
+      <property role="TrG5h" value="instantiateArguments" />
+      <property role="DiZV1" value="false" />
+      <property role="od$2w" value="false" />
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+      <node concept="3uibUv" id="60zk4o6Suok" role="3clF45">
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+        <node concept="3qTvmN" id="60zk4o6Suol" role="11_B2D" />
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+        <property role="TrG5h" value="arguments" />
+        <node concept="3uibUv" id="60zk4o6Suon" role="1tU5fm">
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+      </node>
+      <node concept="37vLTG" id="60zk4o6Suop" role="3clF46">
+        <property role="TrG5h" value="logicalContext" />
+        <node concept="3uibUv" id="60zk4o6Suoq" role="1tU5fm">
+          <ref role="3uigEE" to="bj13:~LogicalContext" resolve="LogicalContext" />
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+            <node concept="3uibUv" id="60zk4o6SxJ2" role="1tU5fm">
+              <ref role="3uigEE" to="33ny:~ArrayList" resolve="ArrayList" />
+              <node concept="3uibUv" id="60zk4o6SxJ3" role="11_B2D">
+                <ref role="3uigEE" to="wyt6:~Object" resolve="Object" />
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+              <node concept="1pGfFk" id="60zk4o6SxJ5" role="2ShVmc">
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+                  <node concept="liA8E" id="60zk4o6SxJa" role="2OqNvi">
+                    <ref role="37wK5l" to="33ny:~List.size():int" resolve="size" />
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+                </node>
+                <node concept="3uibUv" id="60zk4o6SxJb" role="1pMfVU">
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+                            <ref role="37wK5l" to="bj13:~LogicalContext.variable(jetbrains.mps.logic.reactor.logical.MetaLogical):jetbrains.mps.logic.reactor.logical.Logical" resolve="variable" />
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+                                  <ref role="3uigEE" to="6exd:1bm7a6EXvsP" resolve="DataForm" />
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+                              </node>
+                            </node>
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+                      <node concept="3uibUv" id="5WBVN_M1J02" role="1tU5fm">
+                        <ref role="3uigEE" to="7n8k:5WBVN_M1BKE" resolve="LateExpression" />
+                        <node concept="3qTvmN" id="5WBVN_M1J05" role="11_B2D" />
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+                            <ref role="3uigEE" to="7n8k:5WBVN_M1BKE" resolve="LateExpression" />
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+                        <ref role="3uigEE" to="33ny:~List" resolve="List" />
+                        <node concept="3qTvmN" id="5WBVN_M1GEn" role="11_B2D" />
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+                      <node concept="1rXfSq" id="5WBVN_M1GEv" role="33vP2m">
+                        <ref role="37wK5l" node="60zk4o6Suoh" resolve="instantiateArguments" />
+                        <node concept="2YIFZM" id="5WBVN_MlGya" role="37wK5m">
+                          <ref role="37wK5l" to="33ny:~Arrays.asList(java.lang.Object...):java.util.List" resolve="asList" />
+                          <ref role="1Pybhc" to="33ny:~Arrays" resolve="Arrays" />
+                          <node concept="2OqwBi" id="5WBVN_M1GEw" role="37wK5m">
+                            <node concept="37vLTw" id="5WBVN_M1J0e" role="2Oq$k0">
+                              <ref role="3cqZAo" node="5WBVN_M1J08" resolve="exp" />
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+                            <node concept="liA8E" id="5WBVN_M1GEA" role="2OqNvi">
+                              <ref role="37wK5l" to="7n8k:5WBVN_M1BSf" resolve="metaArgs" />
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="37vLTw" id="5WBVN_M1GEB" role="37wK5m">
+                          <ref role="3cqZAo" node="60zk4o6Suop" resolve="logicalContext" />
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+                      </node>
+                    </node>
+                  </node>
+                  <node concept="3SKdUt" id="5WBVN_M1MSf" role="3cqZAp">
+                    <node concept="3SKdUq" id="5WBVN_M1MSh" role="3SKWNk">
+                      <property role="3SKdUp" value="TODO: user code" />
+                    </node>
+                  </node>
+                  <node concept="3clFbF" id="5WBVN_M1Hyh" role="3cqZAp">
+                    <node concept="2OqwBi" id="5WBVN_M1HRh" role="3clFbG">
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+                  <ref role="3uigEE" to="av0y:~Constraint" resolve="Constraint" />
+                </node>
+                <node concept="10QFUN" id="5uFPQ7BEo4x" role="33vP2m">
+                  <node concept="37vLTw" id="5uFPQ7BEo4y" role="10QFUP">
+                    <ref role="3cqZAo" node="7eGEHDldphF" resolve="item" />
+                  </node>
+                  <node concept="3uibUv" id="5uFPQ7BEo4z" role="10QFUM">
+                    <ref role="3uigEE" to="av0y:~Constraint" resolve="Constraint" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3cpWs8" id="7eGEHDlg3RR" role="3cqZAp">
+              <node concept="3cpWsn" id="7eGEHDlg3RS" role="3cpWs9">
+                <property role="TrG5h" value="matches" />
+                <node concept="10P_77" id="7eGEHDlg3RE" role="1tU5fm" />
+                <node concept="3clFbC" id="7eGEHDlg3RT" role="33vP2m">
+                  <node concept="2OqwBi" id="30XHGaOWf5H" role="3uHU7w">
+                    <node concept="2OqwBi" id="7eGEHDlg3RU" role="2Oq$k0">
+                      <node concept="37vLTw" id="5uFPQ7BEp2v" role="2Oq$k0">
+                        <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                      </node>
+                      <node concept="liA8E" id="30XHGaOWeZv" role="2OqNvi">
+                        <ref role="37wK5l" to="av0y:~AndItem.arguments():java.util.List" resolve="arguments" />
+                      </node>
+                    </node>
+                    <node concept="liA8E" id="30XHGaOWfgx" role="2OqNvi">
+                      <ref role="37wK5l" to="33ny:~List.size():int" resolve="size" />
+                    </node>
+                  </node>
+                  <node concept="2OqwBi" id="7eGEHDlg3RX" role="3uHU7B">
+                    <node concept="2OqwBi" id="30XHGaP5pkH" role="2Oq$k0">
+                      <node concept="37vLTw" id="5uFPQ7BEoPo" role="2Oq$k0">
+                        <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                      </node>
+                      <node concept="liA8E" id="30XHGaP5pQG" role="2OqNvi">
+                        <ref role="37wK5l" to="av0y:~Constraint.symbol():jetbrains.mps.logic.reactor.program.ConstraintSymbol" resolve="symbol" />
+                      </node>
+                    </node>
+                    <node concept="liA8E" id="7eGEHDlg3RZ" role="2OqNvi">
+                      <ref role="37wK5l" to="av0y:~Symbol.arity():int" resolve="arity" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbJ" id="7eGEHDlg4M0" role="3cqZAp">
+              <property role="TyiWK" value="true" />
+              <property role="TyiWL" value="false" />
+              <node concept="3clFbS" id="7eGEHDlg4M3" role="3clFbx">
+                <node concept="YS8fn" id="7Oc59RSHOPS" role="3cqZAp">
+                  <node concept="2ShNRf" id="7Oc59RSHPbM" role="YScLw">
+                    <node concept="1pGfFk" id="7Oc59RSHPxc" role="2ShVmc">
+                      <ref role="37wK5l" to="av0y:~InvalidConstraintException.&lt;init&gt;(java.lang.String)" resolve="InvalidConstraintException" />
+                      <node concept="3cpWs3" id="7Oc59RSHQew" role="37wK5m">
+                        <node concept="2YIFZM" id="7Oc59RSHQex" role="3uHU7w">
+                          <ref role="1Pybhc" to="wyt6:~String" resolve="String" />
+                          <ref role="37wK5l" to="wyt6:~String.valueOf(java.lang.Object):java.lang.String" resolve="valueOf" />
+                          <node concept="2OqwBi" id="7Oc59RSHQey" role="37wK5m">
+                            <node concept="37vLTw" id="5uFPQ7BEpeQ" role="2Oq$k0">
+                              <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                            </node>
+                            <node concept="liA8E" id="7Oc59RSHQe$" role="2OqNvi">
+                              <ref role="37wK5l" to="av0y:~Constraint.symbol():jetbrains.mps.logic.reactor.program.ConstraintSymbol" resolve="symbol" />
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="Xl_RD" id="7Oc59RSHQe_" role="3uHU7B">
+                          <property role="Xl_RC" value="arity mismatch for " />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+              <node concept="3fqX7Q" id="7eGEHDlg51Y" role="3clFbw">
+                <node concept="37vLTw" id="7eGEHDlg57r" role="3fr31v">
+                  <ref role="3cqZAo" node="7eGEHDlg3RS" resolve="matches" />
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="1zN1RIln3l9" role="3cqZAp" />
+            <node concept="3clFbJ" id="7eGEHDleMeh" role="3cqZAp">
+              <node concept="3clFbS" id="7eGEHDleMei" role="3clFbx">
+                <node concept="3SKdUt" id="Vlk31yQOwf" role="3cqZAp">
+                  <node concept="3SKdUq" id="Vlk31yQOwh" role="3SKWNk">
+                    <property role="3SKdUp" value="FIXME: introduce RT types to LateExpression, reinstate this check" />
+                  </node>
+                </node>
+                <node concept="1X3_iC" id="Vlk31yQOnf" role="lGtFl">
+                  <property role="3V$3am" value="statement" />
+                  <property role="3V$3ak" value="f3061a53-9226-4cc5-a443-f952ceaf5816/1068580123136/1068581517665" />
+                  <node concept="3clFbJ" id="1zN1RIlmYBW" role="8Wnug">
+                    <node concept="3clFbS" id="1zN1RIlmYBY" role="3clFbx">
+                      <node concept="3clFbH" id="78CwJJcX4mm" role="3cqZAp" />
+                      <node concept="YS8fn" id="1zN1RIln3iC" role="3cqZAp">
+                        <node concept="2ShNRf" id="1zN1RIln3iD" role="YScLw">
+                          <node concept="1pGfFk" id="1zN1RIln3iE" role="2ShVmc">
+                            <ref role="37wK5l" to="av0y:~InvalidConstraintException.&lt;init&gt;(java.lang.String)" resolve="InvalidConstraintException" />
+                            <node concept="3cpWs3" id="4sSe4$prVxK" role="37wK5m">
+                              <node concept="3cpWs3" id="4sSe4$prSVy" role="3uHU7B">
+                                <node concept="3cpWs3" id="4sSe4$prRB1" role="3uHU7B">
+                                  <node concept="3cpWs3" id="4sSe4$prPGF" role="3uHU7B">
+                                    <node concept="3cpWs3" id="1zN1RIln3iF" role="3uHU7B">
+                                      <node concept="Xl_RD" id="1zN1RIln3iK" role="3uHU7B">
+                                        <property role="Xl_RC" value="argument type mismatch for " />
+                                      </node>
+                                      <node concept="2YIFZM" id="1zN1RIln3iG" role="3uHU7w">
+                                        <ref role="1Pybhc" to="wyt6:~String" resolve="String" />
+                                        <ref role="37wK5l" to="wyt6:~String.valueOf(java.lang.Object):java.lang.String" resolve="valueOf" />
+                                        <node concept="2OqwBi" id="1zN1RIln3iH" role="37wK5m">
+                                          <node concept="37vLTw" id="5uFPQ7BEsjZ" role="2Oq$k0">
+                                            <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                                          </node>
+                                          <node concept="liA8E" id="1zN1RIln3iJ" role="2OqNvi">
+                                            <ref role="37wK5l" to="av0y:~Constraint.symbol():jetbrains.mps.logic.reactor.program.ConstraintSymbol" resolve="symbol" />
+                                          </node>
+                                        </node>
+                                      </node>
+                                    </node>
+                                    <node concept="Xl_RD" id="4sSe4$prQnq" role="3uHU7w">
+                                      <property role="Xl_RC" value=": " />
+                                    </node>
+                                  </node>
+                                  <node concept="2OqwBi" id="4sSe4$prSgv" role="3uHU7w">
+                                    <node concept="37vLTw" id="4sSe4$prSgw" role="2Oq$k0">
+                                      <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                                    </node>
+                                    <node concept="liA8E" id="4sSe4$prSgx" role="2OqNvi">
+                                      <ref role="37wK5l" to="av0y:~Constraint.argumentTypes():java.util.List" resolve="argumentTypes" />
+                                    </node>
+                                  </node>
+                                </node>
+                                <node concept="Xl_RD" id="4sSe4$prSVN" role="3uHU7w">
+                                  <property role="Xl_RC" value=" != " />
+                                </node>
+                              </node>
+                              <node concept="2OqwBi" id="4sSe4$prWcR" role="3uHU7w">
+                                <node concept="37vLTw" id="4sSe4$prWcS" role="2Oq$k0">
+                                  <ref role="3cqZAo" node="7eGEHDley5W" resolve="constraintArgTypes" />
+                                </node>
+                                <node concept="liA8E" id="4sSe4$prWcT" role="2OqNvi">
+                                  <ref role="37wK5l" to="33ny:~Map.get(java.lang.Object):java.lang.Object" resolve="get" />
+                                  <node concept="2OqwBi" id="4sSe4$prWcU" role="37wK5m">
+                                    <node concept="37vLTw" id="4sSe4$prWcV" role="2Oq$k0">
+                                      <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                                    </node>
+                                    <node concept="liA8E" id="4sSe4$prWcW" role="2OqNvi">
+                                      <ref role="37wK5l" to="av0y:~Constraint.symbol():jetbrains.mps.logic.reactor.program.ConstraintSymbol" resolve="symbol" />
+                                    </node>
+                                  </node>
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                    <node concept="3fqX7Q" id="1zN1RIlmYCN" role="3clFbw">
+                      <node concept="2OqwBi" id="78CwJJcX3XB" role="3fr31v">
+                        <node concept="2OqwBi" id="78CwJJcX3Qz" role="2Oq$k0">
+                          <node concept="37vLTw" id="78CwJJcX3Pp" role="2Oq$k0">
+                            <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                          </node>
+                          <node concept="liA8E" id="78CwJJcX3RX" role="2OqNvi">
+                            <ref role="37wK5l" to="av0y:~Constraint.argumentTypes():java.util.List" resolve="argumentTypes" />
+                          </node>
+                        </node>
+                        <node concept="liA8E" id="78CwJJcX49I" role="2OqNvi">
+                          <ref role="37wK5l" to="33ny:~List.equals(java.lang.Object):boolean" resolve="equals" />
+                          <node concept="2OqwBi" id="30XHGaP5H3s" role="37wK5m">
+                            <node concept="37vLTw" id="30XHGaP5H3t" role="2Oq$k0">
+                              <ref role="3cqZAo" node="7eGEHDley5W" resolve="constraintArgTypes" />
+                            </node>
+                            <node concept="liA8E" id="30XHGaP5H3u" role="2OqNvi">
+                              <ref role="37wK5l" to="33ny:~Map.get(java.lang.Object):java.lang.Object" resolve="get" />
+                              <node concept="2OqwBi" id="30XHGaP5H3v" role="37wK5m">
+                                <node concept="37vLTw" id="5uFPQ7BEs2s" role="2Oq$k0">
+                                  <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                                </node>
+                                <node concept="liA8E" id="30XHGaP5H3x" role="2OqNvi">
+                                  <ref role="37wK5l" to="av0y:~Constraint.symbol():jetbrains.mps.logic.reactor.program.ConstraintSymbol" resolve="symbol" />
+                                </node>
+                              </node>
+                            </node>
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+              <node concept="2OqwBi" id="7eGEHDleL6q" role="3clFbw">
+                <node concept="37vLTw" id="7eGEHDleIbQ" role="2Oq$k0">
+                  <ref role="3cqZAo" node="7eGEHDley5W" resolve="constraintArgTypes" />
+                </node>
+                <node concept="liA8E" id="7eGEHDleLnR" role="2OqNvi">
+                  <ref role="37wK5l" to="33ny:~Map.containsKey(java.lang.Object):boolean" resolve="containsKey" />
+                  <node concept="2OqwBi" id="7eGEHDleLtw" role="37wK5m">
+                    <node concept="37vLTw" id="5uFPQ7BEppf" role="2Oq$k0">
+                      <ref role="3cqZAo" node="5uFPQ7BEo4w" resolve="cst" />
+                    </node>
+                    <node concept="liA8E" id="7eGEHDleLzH" role="2OqNvi">
+                      <ref role="37wK5l" to="av0y:~Constraint.symbol():jetbrains.mps.logic.reactor.program.ConstraintSymbol" resolve="symbol" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbH" id="5uFPQ7BEtME" role="3cqZAp" />
+          </node>
+          <node concept="2ZW3vV" id="5uFPQ7BEjM3" role="3clFbw">
+            <node concept="3uibUv" id="5uFPQ7BEk3l" role="2ZW6by">
+              <ref role="3uigEE" to="av0y:~Constraint" resolve="Constraint" />
+            </node>
+            <node concept="37vLTw" id="5uFPQ7BEjxn" role="2ZW6bz">
+              <ref role="3cqZAo" node="7eGEHDldphF" resolve="item" />
+            </node>
+          </node>
+          <node concept="3eNFk2" id="5uFPQ7BEsMn" role="3eNLev">
+            <node concept="2ZW3vV" id="5uFPQ7BEtf6" role="3eO9$A">
+              <node concept="3uibUv" id="5uFPQ7BEtlm" role="2ZW6by">
+                <ref role="3uigEE" to="av0y:~Predicate" resolve="Predicate" />
+              </node>
+              <node concept="37vLTw" id="5uFPQ7BEt9u" role="2ZW6bz">
+                <ref role="3cqZAo" node="7eGEHDldphF" resolve="item" />
+              </node>
+            </node>
+            <node concept="3clFbS" id="5uFPQ7BEsMp" role="3eOfB_">
+              <node concept="3cpWs8" id="5uFPQ7BEu6y" role="3cqZAp">
+                <node concept="3cpWsn" id="5uFPQ7BEu6z" role="3cpWs9">
+                  <property role="TrG5h" value="pred" />
+                  <node concept="3uibUv" id="5uFPQ7BEu6w" role="1tU5fm">
+                    <ref role="3uigEE" to="av0y:~Predicate" resolve="Predicate" />
+                  </node>
+                  <node concept="10QFUN" id="5uFPQ7BEu6$" role="33vP2m">
+                    <node concept="37vLTw" id="5uFPQ7BEu6_" role="10QFUP">
+                      <ref role="3cqZAo" node="7eGEHDldphF" resolve="item" />
+                    </node>
+                    <node concept="3uibUv" id="5uFPQ7BEu6A" role="10QFUM">
+                      <ref role="3uigEE" to="av0y:~Predicate" resolve="Predicate" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+              <node concept="3clFbJ" id="2pvEdquuzfg" role="3cqZAp">
+                <property role="TyiWK" value="true" />
+                <property role="TyiWL" value="false" />
+                <node concept="3clFbS" id="2pvEdquuzfh" role="3clFbx">
+                  <node concept="YS8fn" id="2pvEdquuFKC" role="3cqZAp">
+                    <node concept="2ShNRf" id="2pvEdquuFKD" role="YScLw">
+                      <node concept="1pGfFk" id="2pvEdquuFKE" role="2ShVmc">
+                        <ref role="37wK5l" to="av0y:~InvalidConstraintException.&lt;init&gt;(java.lang.String)" resolve="InvalidConstraintException" />
+                        <node concept="3cpWs3" id="2pvEdquuFKF" role="37wK5m">
+                          <node concept="2YIFZM" id="2pvEdquuFKG" role="3uHU7w">
+                            <ref role="1Pybhc" to="wyt6:~String" resolve="String" />
+                            <ref role="37wK5l" to="wyt6:~String.valueOf(java.lang.Object):java.lang.String" resolve="valueOf" />
+                            <node concept="2OqwBi" id="2pvEdquuFKH" role="37wK5m">
+                              <node concept="37vLTw" id="5uFPQ7BEvpY" role="2Oq$k0">
+                                <ref role="3cqZAo" node="5uFPQ7BEu6z" resolve="pred" />
+                              </node>
+                              <node concept="liA8E" id="2pvEdquuFKJ" role="2OqNvi">
+                                <ref role="37wK5l" to="av0y:~Predicate.symbol():jetbrains.mps.logic.reactor.program.PredicateSymbol" resolve="symbol" />
+                              </node>
+                            </node>
+                          </node>
+                          <node concept="Xl_RD" id="2pvEdquuFKK" role="3uHU7B">
+                            <property role="Xl_RC" value="arity mismatch for " />
+                          </node>
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="3y3z36" id="2pvEdquuFm2" role="3clFbw">
+                  <node concept="2OqwBi" id="30XHGaOWeKw" role="3uHU7B">
+                    <node concept="2OqwBi" id="2pvEdquuFmc" role="2Oq$k0">
+                      <node concept="37vLTw" id="5uFPQ7BEvh9" role="2Oq$k0">
+                        <ref role="3cqZAo" node="5uFPQ7BEu6z" resolve="pred" />
+                      </node>
+                      <node concept="liA8E" id="30XHGaOWeEi" role="2OqNvi">
+                        <ref role="37wK5l" to="av0y:~AndItem.arguments():java.util.List" resolve="arguments" />
+                      </node>
+                    </node>
+                    <node concept="liA8E" id="30XHGaOWeVo" role="2OqNvi">
+                      <ref role="37wK5l" to="33ny:~List.size():int" resolve="size" />
+                    </node>
+                  </node>
+                  <node concept="2OqwBi" id="2pvEdquuFm4" role="3uHU7w">
+                    <node concept="2OqwBi" id="2pvEdquuFm5" role="2Oq$k0">
+                      <node concept="37vLTw" id="5uFPQ7BEvly" role="2Oq$k0">
+                        <ref role="3cqZAo" node="5uFPQ7BEu6z" resolve="pred" />
+                      </node>
+                      <node concept="liA8E" id="2pvEdquuFma" role="2OqNvi">
+                        <ref role="37wK5l" to="av0y:~Predicate.symbol():jetbrains.mps.logic.reactor.program.PredicateSymbol" resolve="symbol" />
+                      </node>
+                    </node>
+                    <node concept="liA8E" id="2pvEdquuFmb" role="2OqNvi">
+                      <ref role="37wK5l" to="av0y:~Symbol.arity():int" resolve="arity" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbH" id="5uFPQ7BEhJz" role="3cqZAp" />
+        <node concept="1DcWWT" id="2KVRGowW$Kl" role="3cqZAp">
+          <node concept="3clFbS" id="2KVRGowW$Km" role="2LFqv$">
+            <node concept="3clFbJ" id="2KVRGowW_mo" role="3cqZAp">
+              <node concept="3clFbS" id="2KVRGowW_mp" role="3clFbx">
+                <node concept="YS8fn" id="2KVRGowW_uZ" role="3cqZAp">
+                  <node concept="2ShNRf" id="2KVRGowW_w4" role="YScLw">
+                    <node concept="1pGfFk" id="2KVRGowWD9N" role="2ShVmc">
+                      <ref role="37wK5l" to="av0y:~InvalidConstraintException.&lt;init&gt;(java.lang.String)" resolve="InvalidConstraintException" />
+                      <node concept="3cpWs3" id="2KVRGowWD$u" role="37wK5m">
+                        <node concept="2YIFZM" id="2KVRGowWDMj" role="3uHU7w">
+                          <ref role="37wK5l" to="wyt6:~String.valueOf(java.lang.Object):java.lang.String" resolve="valueOf" />
+                          <ref role="1Pybhc" to="wyt6:~String" resolve="String" />
+                          <node concept="2OqwBi" id="2KVRGowWE4s" role="37wK5m">
+                            <node concept="37vLTw" id="2KVRGowWDWb" role="2Oq$k0">
+                              <ref role="3cqZAo" node="7eGEHDldphF" resolve="item" />
+                            </node>
+                            <node concept="liA8E" id="2KVRGowWEea" role="2OqNvi">
+                              <ref role="37wK5l" to="av0y:~AndItem.symbol():jetbrains.mps.logic.reactor.program.Symbol" resolve="symbol" />
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="Xl_RD" id="2KVRGowWDb8" role="3uHU7B">
+                          <property role="Xl_RC" value="argument is null in " />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+                <node concept="3clFbH" id="5uFPQ7BH4xL" role="3cqZAp" />
+              </node>
+              <node concept="3clFbC" id="2KVRGowW_pF" role="3clFbw">
+                <node concept="10Nm6u" id="2KVRGowW_qV" role="3uHU7w" />
+                <node concept="37vLTw" id="2KVRGowW_ol" role="3uHU7B">
+                  <ref role="3cqZAo" node="2KVRGowW$Kp" resolve="arg" />
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="3cpWsn" id="2KVRGowW$Kp" role="1Duv9x">
+            <property role="TrG5h" value="arg" />
+            <node concept="3uibUv" id="2KVRGowW$Kt" role="1tU5fm">
+              <ref role="3uigEE" to="wyt6:~Object" resolve="Object" />
+            </node>
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+    <node concept="3clFb_" id="70Wv0dJj0l_" role="jymVt">
+      <property role="TrG5h" value="addOrigin" />
+      <node concept="37vLTG" id="70Wv0dJj0lA" role="3clF46">
+        <property role="TrG5h" value="nodes" />
+        <node concept="A3Dl8" id="70Wv0dJj0mv" role="1tU5fm">
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+                <node concept="TSZUe" id="70Wv0dJkd05" role="2OqNvi">
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+                      <ref role="37wK5l" to="mhbf:~SNode.getReference():org.jetbrains.mps.openapi.model.SNodeReference" resolve="getReference" />
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbF" id="42eP3ws2W__" role="3cqZAp">
+              <node concept="2OqwBi" id="42eP3ws2W_A" role="3clFbG">
+                <node concept="37vLTw" id="42eP3ws2W_B" role="2Oq$k0">
+                  <ref role="3cqZAo" node="42eP3ws2olF" resolve="principalAncestorsRefs" />
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+                <node concept="X8dFx" id="42eP3ws2W_C" role="2OqNvi">
+                  <node concept="2OqwBi" id="42eP3ws2W_D" role="25WWJ7">
+                    <node concept="2OqwBi" id="42eP3ws2W_E" role="2Oq$k0">
+                      <node concept="37vLTw" id="42eP3ws2XcN" role="2Oq$k0">
+                        <ref role="3cqZAo" node="70Wv0dJkbgv" resolve="n" />
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+                      <node concept="z$bX8" id="42eP3ws2W_G" role="2OqNvi" />
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+                                <ref role="3cqZAo" node="42eP3ws2W_O" resolve="it" />
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+                              <node concept="iZEcu" id="42eP3ws2W_N" role="2OqNvi" />
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="Rh6nW" id="42eP3ws2W_O" role="1bW2Oz">
+                          <property role="TrG5h" value="it" />
+                          <node concept="2jxLKc" id="42eP3ws2W_P" role="1tU5fm" />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="3cpWsn" id="70Wv0dJkbgv" role="1Duv9x">
+            <property role="TrG5h" value="n" />
+            <node concept="3Tqbb2" id="70Wv0dJkbgz" role="1tU5fm" />
+          </node>
+          <node concept="37vLTw" id="70Wv0dJkbg$" role="1DdaDG">
+            <ref role="3cqZAo" node="70Wv0dJj0lA" resolve="nodes" />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="70Wv0dJjD99" role="jymVt" />
+    <node concept="3clFb_" id="70Wv0dJjDa1" role="jymVt">
+      <property role="TrG5h" value="addPrincipal" />
+      <node concept="37vLTG" id="70Wv0dJjDa_" role="3clF46">
+        <property role="TrG5h" value="node" />
+        <node concept="3Tqbb2" id="70Wv0dJjDaK" role="1tU5fm" />
+      </node>
+      <node concept="3cqZAl" id="70Wv0dJjDa3" role="3clF45" />
+      <node concept="3Tm1VV" id="70Wv0dJjDa4" role="1B3o_S" />
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+        <node concept="3clFbF" id="70Wv0dJjXxv" role="3cqZAp">
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+            <node concept="37vLTw" id="70Wv0dJjXxu" role="2Oq$k0">
+              <ref role="3cqZAo" node="70Wv0dJjR_A" resolve="principalRefs" />
+            </node>
+            <node concept="TSZUe" id="70Wv0dJkdpd" role="2OqNvi">
+              <node concept="2OqwBi" id="70Wv0dJkdp9" role="25WWJ7">
+                <node concept="2JrnkZ" id="70Wv0dJkdpa" role="2Oq$k0">
+                  <node concept="37vLTw" id="70Wv0dJkdpb" role="2JrQYb">
+                    <ref role="3cqZAo" node="70Wv0dJjDa_" resolve="node" />
+                  </node>
+                </node>
+                <node concept="liA8E" id="70Wv0dJkdpc" role="2OqNvi">
+                  <ref role="37wK5l" to="mhbf:~SNode.getReference():org.jetbrains.mps.openapi.model.SNodeReference" resolve="getReference" />
+                </node>
+              </node>
+            </node>
+          </node>
+        </node>
+        <node concept="3clFbF" id="73aHuggbwye" role="3cqZAp">
+          <node concept="2OqwBi" id="73aHuggbwyf" role="3clFbG">
+            <node concept="37vLTw" id="73aHuggbwyg" role="2Oq$k0">
+              <ref role="3cqZAo" node="42eP3ws2olF" resolve="principalAncestorsRefs" />
+            </node>
+            <node concept="3JPx81" id="73aHuggbwyh" role="2OqNvi">
+              <node concept="2OqwBi" id="73aHuggbwyi" role="25WWJ7">
+                <node concept="37vLTw" id="73aHuggbwSF" role="2Oq$k0">
+                  <ref role="3cqZAo" node="70Wv0dJjDa_" resolve="node" />
+                </node>
+                <node concept="iZEcu" id="73aHuggbwyk" role="2OqNvi" />
+              </node>
+            </node>
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="70Wv0dJjMWX" role="jymVt" />
+    <node concept="3clFb_" id="70Wv0dJjMVT" role="jymVt">
+      <property role="TrG5h" value="addAllPrincipal" />
+      <node concept="37vLTG" id="70Wv0dJjMVU" role="3clF46">
+        <property role="TrG5h" value="nodes" />
+        <node concept="A3Dl8" id="70Wv0dJjMY1" role="1tU5fm">
+          <node concept="3Tqbb2" id="70Wv0dJjMY2" role="A3Ik2" />
+        </node>
+      </node>
+      <node concept="3cqZAl" id="70Wv0dJjMVW" role="3clF45" />
+      <node concept="3Tm1VV" id="70Wv0dJjMVX" role="1B3o_S" />
+      <node concept="3clFbS" id="70Wv0dJjMVY" role="3clF47">
+        <node concept="1DcWWT" id="70Wv0dJjOpF" role="3cqZAp">
+          <node concept="3clFbS" id="70Wv0dJjOpI" role="2LFqv$">
+            <node concept="3cpWs8" id="70Wv0dJjVpL" role="3cqZAp">
+              <node concept="3cpWsn" id="70Wv0dJjVpM" role="3cpWs9">
+                <property role="TrG5h" value="ref" />
+                <node concept="3uibUv" id="70Wv0dJjVpF" role="1tU5fm">
+                  <ref role="3uigEE" to="mhbf:~SNodeReference" resolve="SNodeReference" />
+                </node>
+                <node concept="2OqwBi" id="70Wv0dJjVpN" role="33vP2m">
+                  <node concept="2JrnkZ" id="70Wv0dJjVpO" role="2Oq$k0">
+                    <node concept="37vLTw" id="70Wv0dJk0p4" role="2JrQYb">
+                      <ref role="3cqZAo" node="70Wv0dJjOpJ" resolve="n" />
+                    </node>
+                  </node>
+                  <node concept="liA8E" id="70Wv0dJjVpQ" role="2OqNvi">
+                    <ref role="37wK5l" to="mhbf:~SNode.getReference():org.jetbrains.mps.openapi.model.SNodeReference" resolve="getReference" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbF" id="70Wv0dJjVCn" role="3cqZAp">
+              <node concept="2OqwBi" id="70Wv0dJjWfE" role="3clFbG">
+                <node concept="37vLTw" id="70Wv0dJjVCl" role="2Oq$k0">
+                  <ref role="3cqZAo" node="70Wv0dJjR_A" resolve="principalRefs" />
+                </node>
+                <node concept="TSZUe" id="70Wv0dJkfUm" role="2OqNvi">
+                  <node concept="37vLTw" id="70Wv0dJkfUl" role="25WWJ7">
+                    <ref role="3cqZAo" node="70Wv0dJjVpM" resolve="ref" />
+                  </node>
+                </node>
+              </node>
+            </node>
+            <node concept="3clFbF" id="73aHuggby40" role="3cqZAp">
+              <node concept="2OqwBi" id="73aHuggby41" role="3clFbG">
+                <node concept="37vLTw" id="73aHuggby42" role="2Oq$k0">
+                  <ref role="3cqZAo" node="42eP3ws2olF" resolve="principalAncestorsRefs" />
+                </node>
+                <node concept="X8dFx" id="73aHuggby43" role="2OqNvi">
+                  <node concept="2OqwBi" id="73aHuggby44" role="25WWJ7">
+                    <node concept="2OqwBi" id="73aHuggby45" role="2Oq$k0">
+                      <node concept="37vLTw" id="73aHuggby46" role="2Oq$k0">
+                        <ref role="3cqZAo" node="70Wv0dJjOpJ" resolve="n" />
+                      </node>
+                      <node concept="z$bX8" id="73aHuggby47" role="2OqNvi" />
+                    </node>
+                    <node concept="3$u5V9" id="73aHuggby48" role="2OqNvi">
+                      <node concept="1bVj0M" id="73aHuggby49" role="23t8la">
+                        <node concept="3clFbS" id="73aHuggby4a" role="1bW5cS">
+                          <node concept="3clFbF" id="73aHuggby4b" role="3cqZAp">
+                            <node concept="2OqwBi" id="73aHuggby4c" role="3clFbG">
+                              <node concept="37vLTw" id="73aHuggby4d" role="2Oq$k0">
+                                <ref role="3cqZAo" node="73aHuggby4f" resolve="it" />
+                              </node>
+                              <node concept="iZEcu" id="73aHuggby4e" role="2OqNvi" />
+                            </node>
+                          </node>
+                        </node>
+                        <node concept="Rh6nW" id="73aHuggby4f" role="1bW2Oz">
+                          <property role="TrG5h" value="it" />
+                          <node concept="2jxLKc" id="73aHuggby4g" role="1tU5fm" />
+                        </node>
+                      </node>
+                    </node>
+                  </node>
+                </node>
+              </node>
+            </node>
+          </node>
+          <node concept="3cpWsn" id="70Wv0dJjOpJ" role="1Duv9x">
+            <property role="TrG5h" value="n" />
+            <node concept="3Tqbb2" id="70Wv0dJjOpN" role="1tU5fm" />
+          </node>
+          <node concept="37vLTw" id="70Wv0dJjOpO" role="1DdaDG">
+            <ref role="3cqZAo" node="70Wv0dJjMVU" resolve="nodes" />
+          </node>
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="70Wv0dJk25C" role="jymVt" />
+    <node concept="312cEg" id="70Wv0dJjMTf" role="jymVt">
+      <property role="TrG5h" value="originRefs" />
+      <node concept="3Tm6S6" id="70Wv0dJjMTg" role="1B3o_S" />
+      <node concept="2hMVRd" id="70Wv0dJjMUm" role="1tU5fm">
+        <node concept="2sp9CU" id="70Wv0dJjMUu" role="2hN53Y" />
+      </node>
+      <node concept="2ShNRf" id="70Wv0dJjMVO" role="33vP2m">
+        <node concept="2i4dXS" id="70Wv0dJjMVe" role="2ShVmc">
+          <node concept="2sp9CU" id="70Wv0dJjMVf" role="HW$YZ" />
+        </node>
+      </node>
+    </node>
+    <node concept="312cEg" id="70Wv0dJjR_A" role="jymVt">
+      <property role="TrG5h" value="principalRefs" />
+      <node concept="3Tm6S6" id="70Wv0dJjR_B" role="1B3o_S" />
+      <node concept="2hMVRd" id="70Wv0dJjR_C" role="1tU5fm">
+        <node concept="2sp9CU" id="70Wv0dJjR_D" role="2hN53Y" />
+      </node>
+      <node concept="2ShNRf" id="70Wv0dJjR_E" role="33vP2m">
+        <node concept="2i4dXS" id="70Wv0dJjR_F" role="2ShVmc">
+          <node concept="2sp9CU" id="70Wv0dJjR_G" role="HW$YZ" />
+        </node>
+      </node>
+    </node>
+    <node concept="312cEg" id="42eP3ws2olF" role="jymVt">
+      <property role="TrG5h" value="principalAncestorsRefs" />
+      <node concept="3Tm6S6" id="42eP3ws2olG" role="1B3o_S" />
+      <node concept="2hMVRd" id="42eP3ws2olH" role="1tU5fm">
+        <node concept="2sp9CU" id="42eP3ws2olI" role="2hN53Y" />
+      </node>
+      <node concept="2ShNRf" id="42eP3ws2olJ" role="33vP2m">
+        <node concept="2i4dXS" id="42eP3ws2olK" role="2ShVmc">
+          <node concept="2sp9CU" id="42eP3ws2olL" role="HW$YZ" />
+        </node>
+      </node>
+    </node>
+    <node concept="3Tm1VV" id="70Wv0dJhQb3" role="1B3o_S" />
+    <node concept="3UR2Jj" id="42eP3wrZwa3" role="lGtFl">
+      <node concept="TZ5HA" id="42eP3wrZwa4" role="TZ5H$">
+        <node concept="1dT_AC" id="42eP3wrZwa5" role="1dT_Ay">
+          <property role="1dT_AB" value="Enables to track principal nodes, that is the nodes in source model which were included in templates" />
+        </node>
+      </node>
+      <node concept="TZ5HA" id="42eP3wrZwMd" role="TZ5H$">
+        <node concept="1dT_AC" id="42eP3wrZwMe" role="1dT_Ay">
+          <property role="1dT_AB" value="application process as origins or principals, as opposed to those that were merely required." />
+        </node>
+      </node>
+    </node>
+  </node>
+  <node concept="312cEu" id="70Wv0dJhKHy">
+    <property role="TrG5h" value="ProgramEx" />
+    <property role="1sVAO0" value="true" />
+    <node concept="2tJIrI" id="70Wv0dJhKHK" role="jymVt" />
+    <node concept="3clFbW" id="70Wv0dJhKHT" role="jymVt">
+      <node concept="3cqZAl" id="70Wv0dJhKHV" role="3clF45" />
+      <node concept="3Tm1VV" id="70Wv0dJhKHW" role="1B3o_S" />
+      <node concept="3clFbS" id="70Wv0dJhKHX" role="3clF47">
+        <node concept="XkiVB" id="70Wv0dJhKId" role="3cqZAp">
+          <ref role="37wK5l" to="av0y:~Program.&lt;init&gt;()" resolve="Program" />
+        </node>
+      </node>
+    </node>
+    <node concept="2tJIrI" id="70Wv0dJhKIL" role="jymVt" />
+    <node concept="3clFb_" id="70Wv0dJhKJo" role="jymVt">
+      <property role="TrG5h" value="originIndex" />
+      <property role="1EzhhJ" value="true" />
+      <node concept="3uibUv" id="70Wv0dJhQbP" role="3clF45">
+        <ref role="3uigEE" node="70Wv0dJhQb2" resolve="PrincipalOriginIndex" />
+      </node>
+      <node concept="3Tm1VV" id="70Wv0dJhKJr" role="1B3o_S" />
+      <node concept="3clFbS" id="70Wv0dJhKJs" role="3clF47" />
+    </node>
+    <node concept="2tJIrI" id="70Wv0dJhKHP" role="jymVt" />
+    <node concept="3Tm1VV" id="70Wv0dJhKHz" role="1B3o_S" />
+    <node concept="3uibUv" id="70Wv0dJhKHC" role="1zkMxy">
+      <ref role="3uigEE" to="av0y:~Program" resolve="Program" />
+    </node>
+  </node>
 </model>
 
diff --git a/coderules/languages/jetbrains.mps.logic/runtime/models/jetbrains.mps.logic.program.mps b/coderules/languages/jetbrains.mps.logic/runtime/models/jetbrains.mps.logic.program.mps
index 871d4ae4..dc5a6661 100644
--- a/coderules/languages/jetbrains.mps.logic/runtime/models/jetbrains.mps.logic.program.mps
+++ b/coderules/languages/jetbrains.mps.logic/runtime/models/jetbrains.mps.logic.program.mps
@@ -20,20 +20,9 @@
   </imports>
   <registry>
     <language id="f3061a53-9226-4cc5-a443-f952ceaf5816" name="jetbrains.mps.baseLanguage">
-      <concept id="1080223426719" name="jetbrains.mps.baseLanguage.structure.OrExpression" flags="nn" index="22lmx$" />
       <concept id="1219920932475" name="jetbrains.mps.baseLanguage.structure.VariableArityType" flags="in" index="8X2XB">
         <child id="1219921048460" name="componentType" index="8Xvag" />
       </concept>
-      <concept id="1082485599095" name="jetbrains.mps.baseLanguage.structure.BlockStatement" flags="nn" index="9aQIb">
-        <child id="1082485599096" name="statements" index="9aQI4" />
-      </concept>
-      <concept id="1215693861676" name="jetbrains.mps.baseLanguage.structure.BaseAssignmentExpression" flags="nn" index="d038R">
-        <child id="1068498886297" name="rValue" index="37vLTx" />
-        <child id="1068498886295" name="lValue" index="37vLTJ" />
-      </concept>
-      <concept id="4836112446988635817" name="jetbrains.mps.baseLanguage.structure.UndefinedType" flags="in" index="2jxLKc" />
-      <concept id="1202948039474" name="jetbrains.mps.baseLanguage.structure.InstanceMethodCallOperation" flags="nn" index="liA8E" />
-      <concept id="1224500799915" name="jetbrains.mps.baseLanguage.structure.BitwiseXorExpression" flags="nn" index="pVQyQ" />
       <concept id="1465982738277781862" name="jetbrains.mps.baseLanguage.structure.PlaceholderMember" flags="ng" index="2tJIrI" />
       <concept id="1188207840427" name="jetbrains.mps.baseLanguage.structure.AnnotationInstance" flags="nn" index="2AHcQZ">
         <reference id="1188208074048" name="annotation" index="2AI5Lk" />
@@ -44,60 +33,16 @@
       <concept id="2820489544401957797" name="jetbrains.mps.baseLanguage.structure.DefaultClassCreator" flags="nn" index="HV5vD">
         <reference id="2820489544401957798" name="classifier" index="HV5vE" />
       </concept>
-      <concept id="1154032098014" name="jetbrains.mps.baseLanguage.structure.AbstractLoopStatement" flags="nn" index="2LF5Ji">
-        <child id="1154032183016" name="body" index="2LFqv$" />
-      </concept>
-      <concept id="1197027756228" name="jetbrains.mps.baseLanguage.structure.DotExpression" flags="nn" index="2OqwBi">
-        <child id="1197027771414" name="operand" index="2Oq$k0" />
-        <child id="1197027833540" name="operation" index="2OqNvi" />
-      </concept>
-      <concept id="1197029447546" name="jetbrains.mps.baseLanguage.structure.FieldReferenceOperation" flags="nn" index="2OwXpG">
-        <reference id="1197029500499" name="fieldDeclaration" index="2Oxat5" />
-      </concept>
-      <concept id="1164879751025" name="jetbrains.mps.baseLanguage.structure.TryCatchStatement" flags="nn" index="SfApY">
-        <child id="1164879758292" name="body" index="SfCbr" />
-        <child id="1164903496223" name="catchClause" index="TEbGg" />
-      </concept>
       <concept id="1145552977093" name="jetbrains.mps.baseLanguage.structure.GenericNewExpression" flags="nn" index="2ShNRf">
         <child id="1145553007750" name="creator" index="2ShVmc" />
       </concept>
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@@ -110,11 +55,7 @@
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@@ -122,7 +63,6 @@
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@@ -130,1862 +70,28 @@
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-                        <node concept="Rh6nW" id="42eP3ws2W_O" role="1bW2Oz">
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-          <node concept="3cpWsn" id="70Wv0dJkbgv" role="1Duv9x">
-            <property role="TrG5h" value="n" />
-            <node concept="3Tqbb2" id="70Wv0dJkbgz" role="1tU5fm" />
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-          <node concept="37vLTw" id="70Wv0dJkbg$" role="1DdaDG">
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-    <node concept="2tJIrI" id="70Wv0dJjD99" role="jymVt" />
-    <node concept="3clFb_" id="70Wv0dJjDa1" role="jymVt">
-      <property role="TrG5h" value="addPrincipal" />
-      <node concept="37vLTG" id="70Wv0dJjDa_" role="3clF46">
-        <property role="TrG5h" value="node" />
-        <node concept="3Tqbb2" id="70Wv0dJjDaK" role="1tU5fm" />
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-      <node concept="3cqZAl" id="70Wv0dJjDa3" role="3clF45" />
-      <node concept="3Tm1VV" id="70Wv0dJjDa4" role="1B3o_S" />
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-          <node concept="2OqwBi" id="70Wv0dJjY4G" role="3clFbG">
-            <node concept="37vLTw" id="70Wv0dJjXxu" role="2Oq$k0">
-              <ref role="3cqZAo" node="70Wv0dJjR_A" resolve="principalRefs" />
-            </node>
-            <node concept="TSZUe" id="70Wv0dJkdpd" role="2OqNvi">
-              <node concept="2OqwBi" id="70Wv0dJkdp9" role="25WWJ7">
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-              <ref role="3cqZAo" node="42eP3ws2olF" resolve="principalAncestorsRefs" />
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-            <node concept="3JPx81" id="73aHuggbwyh" role="2OqNvi">
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-                  <ref role="3cqZAo" node="70Wv0dJjDa_" resolve="node" />
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-                <node concept="iZEcu" id="73aHuggbwyk" role="2OqNvi" />
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-    <node concept="3clFb_" id="70Wv0dJjMVT" role="jymVt">
-      <property role="TrG5h" value="addAllPrincipal" />
-      <node concept="37vLTG" id="70Wv0dJjMVU" role="3clF46">
-        <property role="TrG5h" value="nodes" />
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-          <node concept="3Tqbb2" id="70Wv0dJjMY2" role="A3Ik2" />
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-              <node concept="3cpWsn" id="70Wv0dJjVpM" role="3cpWs9">
-                <property role="TrG5h" value="ref" />
-                <node concept="3uibUv" id="70Wv0dJjVpF" role="1tU5fm">
-                  <ref role="3uigEE" to="mhbf:~SNodeReference" resolve="SNodeReference" />
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-      <node concept="2hMVRd" id="70Wv0dJjMUm" role="1tU5fm">
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-    <node concept="312cEg" id="70Wv0dJjR_A" role="jymVt">
-      <property role="TrG5h" value="principalRefs" />
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-      <node concept="2hMVRd" id="70Wv0dJjR_C" role="1tU5fm">
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-          <node concept="2sp9CU" id="70Wv0dJjR_G" role="HW$YZ" />
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-      </node>
-    </node>
-    <node concept="312cEg" id="42eP3ws2olF" role="jymVt">
-      <property role="TrG5h" value="principalAncestorsRefs" />
-      <node concept="3Tm6S6" id="42eP3ws2olG" role="1B3o_S" />
-      <node concept="2hMVRd" id="42eP3ws2olH" role="1tU5fm">
-        <node concept="2sp9CU" id="42eP3ws2olI" role="2hN53Y" />
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-      <node concept="2ShNRf" id="42eP3ws2olJ" role="33vP2m">
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-          <node concept="2sp9CU" id="42eP3ws2olL" role="HW$YZ" />
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-    <node concept="3Tm1VV" id="70Wv0dJhQb3" role="1B3o_S" />
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-      <node concept="TZ5HA" id="42eP3wrZwa4" role="TZ5H$">
-        <node concept="1dT_AC" id="42eP3wrZwa5" role="1dT_Ay">
-          <property role="1dT_AB" value="Enables to track principal nodes, that is the nodes in source model which were included in templates" />
-        </node>
-      </node>
-      <node concept="TZ5HA" id="42eP3wrZwMd" role="TZ5H$">
-        <node concept="1dT_AC" id="42eP3wrZwMe" role="1dT_Ay">
-          <property role="1dT_AB" value="application process as origins or principals, as opposed to those that were merely required." />
-        </node>
-      </node>
-    </node>
-  </node>
 </model>
 
diff --git a/coderules/solutions/jetbrains.mps.lang.coderules.template/models/jetbrains.mps.lang.coderules.program.mps b/coderules/solutions/jetbrains.mps.lang.coderules.template/models/jetbrains.mps.lang.coderules.program.mps
index 649fe8eb..ab48eff1 100644
--- a/coderules/solutions/jetbrains.mps.lang.coderules.template/models/jetbrains.mps.lang.coderules.program.mps
+++ b/coderules/solutions/jetbrains.mps.lang.coderules.template/models/jetbrains.mps.lang.coderules.program.mps
@@ -244,26 +244,11 @@
         <child id="1199569916463" name="body" index="1bW5cS" />
       </concept>
     </language>
-    <language id="f2801650-65d5-424e-bb1b-463a8781b786" name="jetbrains.mps.baseLanguage.javadoc">
-      <concept id="5349172909345501395" name="jetbrains.mps.baseLanguage.javadoc.structure.BaseDocComment" flags="ng" index="P$AiS">
-        <child id="8465538089690331502" name="body" index="TZ5H$" />
-      </concept>
-      <concept id="8465538089690331500" name="jetbrains.mps.baseLanguage.javadoc.structure.CommentLine" flags="ng" index="TZ5HA">
-        <child id="8970989240999019149" name="part" index="1dT_Ay" />
-      </concept>
-      <concept id="8970989240999019143" name="jetbrains.mps.baseLanguage.javadoc.structure.TextCommentLinePart" flags="ng" index="1dT_AC">
-        <property id="8970989240999019144" name="text" index="1dT_AB" />
-      </concept>
-      <concept id="2068944020170241612" name="jetbrains.mps.baseLanguage.javadoc.structure.ClassifierDocComment" flags="ng" index="3UR2Jj" />
-    </language>
     <language id="7866978e-a0f0-4cc7-81bc-4d213d9375e1" name="jetbrains.mps.lang.smodel">
       <concept id="7400021826771268254" name="jetbrains.mps.lang.smodel.structure.SNodePointerType" flags="ig" index="2sp9CU" />
       <concept id="1138055754698" name="jetbrains.mps.lang.smodel.structure.SNodeType" flags="in" index="3Tqbb2" />
     </language>
     <language id="ceab5195-25ea-4f22-9b92-103b95ca8c0c" name="jetbrains.mps.lang.core">
-      <concept id="1133920641626" name="jetbrains.mps.lang.core.structure.BaseConcept" flags="ng" index="2VYdi">
-        <child id="5169995583184591170" name="smodelAttribute" index="lGtFl" />
-      </concept>
       <concept id="1169194658468" name="jetbrains.mps.lang.core.structure.INamedConcept" flags="ng" index="TrEIO">
         <property id="1169194664001" name="name" index="TrG5h" />
       </concept>
@@ -275,7 +260,6 @@
       <concept id="540871147943773365" name="jetbrains.mps.baseLanguage.collections.structure.SingleArgumentSequenceOperation" flags="nn" index="25WWJ4">
         <child id="540871147943773366" name="argument" index="25WWJ7" />
       </concept>
-      <concept id="2526372162255441536" name="jetbrains.mps.baseLanguage.collections.structure.AsUnmodifiableOperation" flags="nn" index="26Dbio" />
       <concept id="1204980550705" name="jetbrains.mps.baseLanguage.collections.structure.VisitAllOperation" flags="nn" index="2es0OD" />
       <concept id="1151688443754" name="jetbrains.mps.baseLanguage.collections.structure.ListType" flags="in" index="_YKpA">
         <child id="1151688676805" name="elementType" index="_ZDj9" />
@@ -295,15 +279,9 @@
         <child id="1237721435807" name="elementType" index="HW$YZ" />
       </concept>
       <concept id="1227026094155" name="jetbrains.mps.baseLanguage.collections.structure.RemoveLastElementOperation" flags="nn" index="2Kt5_m" />
-      <concept id="1201306600024" name="jetbrains.mps.baseLanguage.collections.structure.ContainsKeyOperation" flags="nn" index="2Nt0df">
-        <child id="1201654602639" name="key" index="38cxEo" />
-      </concept>
       <concept id="1203518072036" name="jetbrains.mps.baseLanguage.collections.structure.SmartClosureParameterDeclaration" flags="ig" index="Rh6nW" />
-      <concept id="1237909114519" name="jetbrains.mps.baseLanguage.collections.structure.GetValuesOperation" flags="nn" index="T8wYR" />
       <concept id="1160600644654" name="jetbrains.mps.baseLanguage.collections.structure.ListCreatorWithInit" flags="nn" index="Tc6Ow" />
       <concept id="1160612413312" name="jetbrains.mps.baseLanguage.collections.structure.AddElementOperation" flags="nn" index="TSZUe" />
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@@ -2475,474 +2453,6 @@
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