--- a/ontology/ProvenanceOntology.owl	Tue Mar 13 12:36:14 2012 -0400
+++ b/ontology/ProvenanceOntology.owl	Tue Mar 13 12:38:17 2012 -0400
@@ -129,7 +129,7 @@
 
     <owl:ObjectProperty rdf:about="&prov;alternateOf">
         <rdfs:comment xml:lang="en">Another prov:Entity that characterizes the same thing as this prov:Entity, potentially in a different manner.</rdfs:comment>
-        <prov:category>simple</prov:category>
+        <prov:category>additional</prov:category>
         <rdfs:subPropertyOf rdf:resource="&owl;topObjectProperty"/>
         <rdfs:seeAlso rdf:resource="http://www.w3.org/2011/prov/wiki/ProvRDF#AlternateOf"/>
         <rdfs:domain rdf:resource="&prov;Entity"/>
@@ -460,7 +460,7 @@
     <!-- http://www.w3.org/ns/prov#specializationOf -->
 
     <owl:ObjectProperty rdf:about="&prov;specializationOf">
-        <prov:category>simple</prov:category>
+        <prov:category>additional</prov:category>
         <rdfs:subPropertyOf rdf:resource="&owl;topObjectProperty"/>
         <rdfs:seeAlso rdf:resource="http://www.w3.org/2011/prov/wiki/ProvRDF#SpecializationOf"/>
         <rdfs:domain rdf:resource="&prov;Entity"/>