--- a/ontology/components/wasControlledBy/prov-dm-pe3-wasControlledBy-a4.ttl	Sun Nov 06 12:34:43 2011 -0500
+++ b/ontology/components/wasControlledBy/prov-dm-pe3-wasControlledBy-a4.ttl	Sun Nov 06 12:37:21 2011 -0500
@@ -20,6 +20,9 @@
       prov:role :author;
    ];
 .
+:author
+   a prov:Role;
+.
 :a4
    rdfs:seeAlso <http://www.w3.org/TR/2011/WD-prov-dm-20111018/#expression-Control>;
    dcterms:description "wasControlledBy(pe3,a4,qualifier[role='author'])";