diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index db81f6f..a903dcf 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,7 +2,7 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="87a5655c-6aba-400c-a88c-ad04aa82a448" name="Default" comment="">
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityMatchesRuleReducer.java" afterPath="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityMatchesRuleReducer.java" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java" afterPath="$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java" />
       <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
     </list>
     <ignored path="infovore.iws" />
@@ -177,15 +177,39 @@
   </component>
   <component name="FileEditorManager">
     <leaf>
-      <file leaf-file-name="EntityMatchesRuleReducer.java" pinned="false" current="true" current-in-tab="true">
+      <file leaf-file-name="EntityMatchesRuleReducer.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityMatchesRuleReducer.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state line="23" column="8" selection-start="959" selection-end="959" vertical-scroll-proportion="0.60474306" vertical-offset="0" max-vertical-offset="544">
+            <state line="26" column="37" selection-start="1086" selection-end="1086" vertical-scroll-proportion="-6.490909" vertical-offset="0" max-vertical-offset="544">
               <folding />
             </state>
           </provider>
         </entry>
       </file>
+      <file leaf-file-name="Lists.java" pinned="false" current="false" current-in-tab="false">
+        <entry file="jar://$MAVEN_REPOSITORY$/com/google/guava/guava/15.0/guava-15.0-sources.jar!/com/google/common/collect/Lists.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state line="128" column="44" selection-start="4689" selection-end="4693" vertical-scroll-proportion="0.0" vertical-offset="948" max-vertical-offset="16813">
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="Collections2.java" pinned="false" current="false" current-in-tab="false">
+        <entry file="jar://$MAVEN_REPOSITORY$/com/google/guava/guava/15.0/guava-15.0-sources.jar!/com/google/common/collect/Collections2.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state line="317" column="27" selection-start="10843" selection-end="10843" vertical-scroll-proportion="0.0" vertical-offset="4501" max-vertical-offset="10846">
+              <folding>
+                <element signature="e#0#21792#0" expanded="false" />
+                <element signature="imports" expanded="false" />
+                <element signature="e#6002#6032#1" expanded="false" />
+                <element signature="e#10209#10389#0" expanded="false" />
+                <element signature="e#10378#10379#0" expanded="false" />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
       <file leaf-file-name="EntityCentricMapper.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityCentricMapper.java">
           <provider selected="true" editor-type-id="text-editor">
@@ -198,7 +222,7 @@
       <file leaf-file-name="ExtractIsATool.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/ExtractIsATool.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state line="68" column="24" selection-start="2367" selection-end="2367" vertical-scroll-proportion="0.0" vertical-offset="572" max-vertical-offset="1717">
+            <state line="66" column="55" selection-start="2349" selection-end="2349" vertical-scroll-proportion="0.0" vertical-offset="643" max-vertical-offset="1717">
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -206,6 +230,15 @@
           </provider>
         </entry>
       </file>
+      <file leaf-file-name="ExtractIsAToolTest.java" pinned="false" current="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state line="44" column="65" selection-start="1423" selection-end="1423" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="1037">
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
       <file leaf-file-name="EntityIsAReducer.java" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityIsAReducer.java">
           <provider selected="true" editor-type-id="text-editor">
@@ -220,19 +253,17 @@
       <file leaf-file-name="applicationContext.xml" pinned="false" current="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/haruhi/src/main/resources/com/ontology2/haruhi/shell/applicationContext.xml">
           <provider selected="true" editor-type-id="text-editor">
-            <state line="213" column="83" selection-start="9791" selection-end="9791" vertical-scroll-proportion="0.0" vertical-offset="3601" max-vertical-offset="4216">
+            <state line="48" column="44" selection-start="2468" selection-end="2468" vertical-scroll-proportion="0.0" vertical-offset="357" max-vertical-offset="4216">
               <folding />
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="DiffFactReducer.java" pinned="false" current="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactReducer.java">
+      <file leaf-file-name="EntityCentricMapperTest.java" pinned="false" current="true" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityCentricMapperTest.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state line="28" column="38" selection-start="1107" selection-end="1107" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="595">
-              <folding>
-                <element signature="imports" expanded="false" />
-              </folding>
+            <state line="13" column="30" selection-start="348" selection-end="348" vertical-scroll-proportion="0.0862069" vertical-offset="0" max-vertical-offset="986">
+              <folding />
             </state>
           </provider>
         </entry>
@@ -288,12 +319,12 @@
         <option value="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityCentricMapper.java" />
         <option value="$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityCentricMapperTest.java" />
         <option value="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/ExtractIsAOptions.java" />
-        <option value="$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java" />
         <option value="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/ExtractIsATool.java" />
         <option value="$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityIsAReducerTest.java" />
         <option value="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityIsAReducer.java" />
         <option value="$PROJECT_DIR$/haruhi/src/main/resources/com/ontology2/haruhi/shell/applicationContext.xml" />
         <option value="$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityMatchesRuleReducer.java" />
+        <option value="$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java" />
       </list>
     </option>
   </component>
@@ -308,10 +339,10 @@
     </treeState>
   </component>
   <component name="ProjectFrameBounds">
-    <option name="x" value="-2550" />
-    <option name="y" value="162" />
+    <option name="x" value="-2384" />
+    <option name="y" value="15" />
     <option name="width" value="1278" />
-    <option name="height" value="1040" />
+    <option name="height" value="1357" />
   </component>
   <component name="ProjectLevelVcsManager" settingsEditedManually="false">
     <OptionsSetting value="true" id="Add" />
@@ -639,7 +670,7 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="joins" />
+              <option name="myItemId" value="pse3" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
           </PATH>
@@ -677,7 +708,7 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="entityCentric" />
+              <option name="myItemId" value="primitiveTriples" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
           </PATH>
@@ -715,7 +746,7 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="diffFacts" />
+              <option name="myItemId" value="mapred" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
           </PATH>
@@ -737,17 +768,25 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="main" />
+              <option name="myItemId" value="test" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="resources" />
+              <option name="myItemId" value="java" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="ontology2" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
               <option name="myItemId" value="bakemono" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="mapmap" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
           </PATH>
           <PATH>
             <PATH_ELEMENT>
@@ -767,7 +806,7 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="main" />
+              <option name="myItemId" value="test" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
@@ -778,6 +817,14 @@
               <option name="myItemId" value="ontology2" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="bakemono" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="joins" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
           </PATH>
           <PATH>
             <PATH_ELEMENT>
@@ -797,7 +844,7 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="main" />
+              <option name="myItemId" value="test" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
@@ -812,6 +859,10 @@
               <option name="myItemId" value="bakemono" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="entityCentric" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
           </PATH>
           <PATH>
             <PATH_ELEMENT>
@@ -831,7 +882,7 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="main" />
+              <option name="myItemId" value="test" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
@@ -847,7 +898,37 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="entityCentric" />
+              <option name="myItemId" value="diffFacts" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="infovore" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="infovore" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="bakemono" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="src" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="main" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="resources" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="bakemono" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
           </PATH>
@@ -880,12 +961,38 @@
               <option name="myItemId" value="ontology2" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="infovore" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="infovore" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
             <PATH_ELEMENT>
               <option name="myItemId" value="bakemono" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
             <PATH_ELEMENT>
-              <option name="myItemId" value="diffFacts" />
+              <option name="myItemId" value="src" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="main" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="java" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="ontology2" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="bakemono" />
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
           </PATH>
@@ -1552,11 +1659,15 @@
       <created>1387325577664</created>
       <updated>1387325577664</updated>
     </task>
-    <option name="localTasksCounter" value="69" />
+    <task id="LOCAL-00069" summary="#92 -- don't use guava's factory function for building lists from iterables because the one for sets seemed to cause trouble in the past">
+      <created>1387372858426</created>
+      <updated>1387372858426</updated>
+    </task>
+    <option name="localTasksCounter" value="70" />
     <servers />
   </component>
   <component name="ToolWindowManager">
-    <frame x="-2550" y="162" width="1278" height="1040" extended-state="0" />
+    <frame x="-2384" y="15" width="1278" height="1357" extended-state="0" />
     <editor active="true" />
     <layout>
       <window_info id="Palette&#9;" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
@@ -1569,14 +1680,14 @@
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="10" side_tool="true" content_ui="tabs" />
       <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="2" side_tool="true" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.26908752" sideWeight="0.5" order="8" side_tool="false" content_ui="tabs" />
-      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.33440515" sideWeight="0.5" order="9" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.2496" sideWeight="0.5" order="9" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
       <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.23625255" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
       <window_info id="Commander" active="false" anchor="right" auto_hide="false" internal_type="SLIDING" type="SLIDING" visible="false" weight="0.4" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Application Servers" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.35736924" sideWeight="0.67634857" order="0" side_tool="false" content_ui="combo" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.14678898" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" weight="0.1464" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
       <window_info id="JetGradle" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
@@ -1598,7 +1709,6 @@
       <TodoPanelSettings />
     </option>
     <option name="CHECK_COMMIT_MESSAGE_SPELLING" value="false" />
-    <MESSAGE value="#82 could it be that VIntWritable doesn't play well with hashtables?" />
     <MESSAGE value="#82 zap out logging code for real run" />
     <MESSAGE value="#82 rename rdfDiff tool;  also add log4j.properties to resolve #90" />
     <MESSAGE value="resolve #82 use Integer instead of VIntWritable in hash tables in old SetDifference operator because this was problematic for rdfDiff" />
@@ -1623,7 +1733,8 @@
     <MESSAGE value="#92 logging code says that A.equals(pt.getPredicate())...  Was there something uncontolled in environment in last run?" />
     <MESSAGE value="#92 remove logging code which could get triggered often in a real run;  hopefully the logging code isn't making this work..." />
     <MESSAGE value="add new cluster type with increased memory" />
-    <option name="LAST_COMMIT_MESSAGE" value="add new cluster type with increased memory" />
+    <MESSAGE value="#92 -- don't use guava's factory function for building lists from iterables because the one for sets seemed to cause trouble in the past" />
+    <option name="LAST_COMMIT_MESSAGE" value="#92 -- don't use guava's factory function for building lists from iterables because the one for sets seemed to cause trouble in the past" />
   </component>
   <component name="XDebuggerManager">
     <breakpoint-manager />
@@ -1633,25 +1744,6 @@
     <option name="FILTER_TARGETS" value="false" />
   </component>
   <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/haruhi/pom.xml">
-      <provider selected="true" editor-type-id="text-editor">
-        <state line="58" column="31" selection-start="1969" selection-end="1969" vertical-scroll-proportion="0.0" vertical-offset="468" max-vertical-offset="1921">
-          <folding />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/pom.xml">
-      <provider selected="true" editor-type-id="text-editor">
-        <state line="18" column="39" selection-start="828" selection-end="828" vertical-scroll-proportion="0.0" vertical-offset="306" max-vertical-offset="1785">
-          <folding />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/haruhi/src/main/resources/log4j.properties">
-      <provider selected="true" editor-type-id="text-editor">
-        <state line="6" column="39" selection-start="271" selection-end="271" vertical-scroll-proportion="0.0" vertical-offset="102" max-vertical-offset="204" />
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/joins/SetDifferenceReducerTest.java">
       <provider selected="true" editor-type-id="text-editor">
         <state line="13" column="13" selection-start="316" selection-end="316" vertical-scroll-proportion="0.0" vertical-offset="221" max-vertical-offset="1326">
@@ -1893,15 +1985,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityCentricMapperTest.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state line="28" column="38" selection-start="849" selection-end="849" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="595">
-          <folding>
-            <element signature="imports" expanded="false" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/diffFacts/TestReducer.java">
       <provider selected="true" editor-type-id="text-editor">
         <state line="23" column="52" selection-start="611" selection-end="611" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="918">
@@ -1916,44 +1999,60 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java">
+    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactsOptions.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="25" column="50" selection-start="784" selection-end="784" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="799">
+        <state line="14" column="42" selection-start="459" selection-end="459" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="714">
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactReducer.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state line="28" column="38" selection-start="1107" selection-end="1107" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="595">
           <folding>
             <element signature="imports" expanded="false" />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactsOptions.java">
+    <entry file="jar://$MAVEN_REPOSITORY$/com/google/guava/guava/15.0/guava-15.0.jar!/com/google/common/collect/Lists.class">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="14" column="42" selection-start="459" selection-end="459" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="714">
+        <state line="11" column="46" selection-start="405" selection-end="405" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="4165">
           <folding />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityIsAReducerTest.java">
+    <entry file="jar://$MAVEN_REPOSITORY$/com/google/guava/guava/15.0/guava-15.0-sources.jar!/com/google/common/collect/Lists.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="33" column="155" selection-start="1155" selection-end="1155" vertical-scroll-proportion="0.0" vertical-offset="148" max-vertical-offset="986">
+        <state line="128" column="44" selection-start="4689" selection-end="4693" vertical-scroll-proportion="0.0" vertical-offset="948" max-vertical-offset="16813">
           <folding />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactReducer.java">
+    <entry file="jar://$MAVEN_REPOSITORY$/com/google/guava/guava/15.0/guava-15.0-sources.jar!/com/google/common/collect/Collections2.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="28" column="38" selection-start="1107" selection-end="1107" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="595">
+        <state line="317" column="27" selection-start="10843" selection-end="10843" vertical-scroll-proportion="0.0" vertical-offset="4501" max-vertical-offset="10846">
           <folding>
+            <element signature="e#0#21792#0" expanded="false" />
             <element signature="imports" expanded="false" />
+            <element signature="e#6002#6032#1" expanded="false" />
+            <element signature="e#10209#10389#0" expanded="false" />
+            <element signature="e#10378#10379#0" expanded="false" />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/ExtractIsATool.java">
+    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactsTool.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="68" column="24" selection-start="2367" selection-end="2367" vertical-scroll-proportion="0.0" vertical-offset="572" max-vertical-offset="1717">
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+        <state line="52" column="46" selection-start="1972" selection-end="1972" vertical-scroll-proportion="0.56666666" vertical-offset="0" max-vertical-offset="1207">
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/haruhi/src/main/resources/com/ontology2/haruhi/shell/applicationContext.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state line="48" column="44" selection-start="2468" selection-end="2468" vertical-scroll-proportion="0.0" vertical-offset="357" max-vertical-offset="4216">
+          <folding />
         </state>
       </provider>
     </entry>
@@ -1966,30 +2065,46 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/haruhi/src/main/resources/com/ontology2/haruhi/shell/applicationContext.xml">
+    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityMatchesRuleReducer.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="213" column="83" selection-start="9791" selection-end="9791" vertical-scroll-proportion="0.0" vertical-offset="3601" max-vertical-offset="4216">
+        <state line="26" column="37" selection-start="1086" selection-end="1086" vertical-scroll-proportion="-6.490909" vertical-offset="0" max-vertical-offset="544">
           <folding />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/diffFacts/DiffFactsTool.java">
+    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityCentricMapper.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="52" column="46" selection-start="1972" selection-end="1972" vertical-scroll-proportion="0.56666666" vertical-offset="0" max-vertical-offset="1207">
+        <state line="19" column="38" selection-start="867" selection-end="867" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="323">
           <folding />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityCentricMapper.java">
+    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/ExtractIsATool.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="19" column="38" selection-start="867" selection-end="867" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="323">
+        <state line="66" column="55" selection-start="2349" selection-end="2349" vertical-scroll-proportion="0.0" vertical-offset="643" max-vertical-offset="1717">
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state line="44" column="65" selection-start="1423" selection-end="1423" vertical-scroll-proportion="0.0" vertical-offset="0" max-vertical-offset="1037">
           <folding />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/bakemono/src/main/java/com/ontology2/bakemono/entityCentric/EntityMatchesRuleReducer.java">
+    <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityIsAReducerTest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state line="33" column="155" selection-start="1155" selection-end="1155" vertical-scroll-proportion="0.0" vertical-offset="148" max-vertical-offset="986">
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/EntityCentricMapperTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state line="23" column="8" selection-start="959" selection-end="959" vertical-scroll-proportion="0.60474306" vertical-offset="0" max-vertical-offset="544">
+        <state line="13" column="30" selection-start="348" selection-end="348" vertical-scroll-proportion="0.0862069" vertical-offset="0" max-vertical-offset="986">
           <folding />
         </state>
       </provider>
diff --git a/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java b/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java
index 01fc1c1..189942a 100644
--- a/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java
+++ b/bakemono/src/test/java/com/ontology2/bakemono/entityCentric/ExtractIsAToolTest.java
@@ -38,4 +38,27 @@ public void parsesArgumentsCorrectly() throws IllegalAccessException {
         assertEquals(1,options.type.size());
         assertEquals("http://rdf.basekb.com/ns/skiing.ski_area",options.type.get(0));
     }
+
+    @Test
+    public void parsesMultiplePathsCorrectly() throws IllegalAccessException {
+        List<String> arguments= Lists.newArrayList(
+                "-dir",
+                "s3n://basekb-now/2013-12-08-00-00/sieved",
+                "-input",
+                "a,label",
+                "-prefix",
+                "http://rdf.basekb.com/ns/",
+                "-type",
+                "skiing.ski_area",
+                "-output",
+                "s3n://basekb-sandbox/only-ski-tiny"
+        );
+
+        ExtractIsAOptions options=extractIsATool.extractOptions(arguments);
+        List<String> pathList=Lists.newArrayList(
+                "s3n://basekb-now/2013-12-08-00-00/sieved/a",
+                "s3n://basekb-now/2013-12-08-00-00/sieved/label"
+        );
+        assertEquals(pathList,options.input);
+    }
 }