--- a/ontology/ProvenanceOntology.owl	Sun Apr 01 12:48:00 2012 -0400
+++ b/ontology/ProvenanceOntology.owl	Sun Apr 01 12:59:18 2012 -0400
@@ -998,6 +998,8 @@
 
     <owl:Class rdf:about="&prov;CollectionInvolvement">
         <rdfs:subClassOf rdf:resource="&prov;Involvement"/>
+        <prov:category>collections</prov:category>
+        <prov:component>collections</prov:component>
     </owl:Class>
     
 
@@ -1040,6 +1042,8 @@
 
     <owl:Class rdf:about="&prov;EmptyCollection">
         <rdfs:subClassOf rdf:resource="&prov;Collection"/>
+        <prov:component>collections</prov:component>
+        <prov:category>collections</prov:category>
     </owl:Class>
     
 
@@ -1117,8 +1121,8 @@
         <prov:prov-n>http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-n.html#expression-collection-insertion</prov:prov-n>
         <prov:component>collections</prov:component>
         <prov:prov-dm-constraints>http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm-constraints.html#term-Collection</prov:prov-dm-constraints>
-        <prov:category>qualified</prov:category>
         <prov:definition>Insertion is a derivation that transforms a collection into another, by insertion of one or more key-value pairs.</prov:definition>
+        <prov:category>collections</prov:category>
         <prov:unqualifiedForm rdf:resource="&prov;derivedByInsertionFrom"/>
     </owl:Class>
     
@@ -1152,7 +1156,9 @@
 
     <!-- http://www.w3.org/ns/prov#KeyValuePair -->
 
-    <owl:Class rdf:about="&prov;KeyValuePair"/>
+    <owl:Class rdf:about="&prov;KeyValuePair">
+        <prov:category>collections</prov:category>
+    </owl:Class>
     
 
 
@@ -1255,7 +1261,7 @@
         <rdfs:label>Removal</rdfs:label>
         <rdfs:subClassOf rdf:resource="&prov;CollectionInvolvement"/>
         <prov:definition>Removal is a derivation that transforms a collection into another, by removing one or more key-value pairs.</prov:definition>
-        <prov:category>qualified</prov:category>
+        <prov:category>collections</prov:category>
         <prov:prov-dm-constraints>http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm-constraints.html#term-Collection</prov:prov-dm-constraints>
         <prov:prov-n>http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-n.html#expression-collection-removal</prov:prov-n>
         <prov:prov-dm>http://dvcs.w3.org/hg/prov/raw-file/default/model/prov-dm.html#term-collection-removal</prov:prov-dm>