--- a/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_qualifiedAttribution.ttl	Tue Jul 10 11:01:23 2012 -0400
+++ b/examples/eg-24-prov-o-html-examples/rdf/create/rdf/property_qualifiedAttribution.ttl	Tue Jul 10 11:03:55 2012 -0400
@@ -2,6 +2,7 @@
 @prefix xsd:  <http://www.w3.org/2001/XMLSchema#> .
 @prefix owl:  <http://www.w3.org/2002/07/owl#> .
 @prefix prov: <http://www.w3.org/ns/prov#> .
+@prefix ex:   <http://example.com/vocab#> .
 @prefix :     <http://example.com/> .
 
 ## When the role of the agent is not known or does not matter:
@@ -19,9 +20,7 @@
    a prov:Entity;
    prov:qualifedAttribution [
       a prov:Attribution;
-      prov:agent   :civil_action_group;
-      prov:hadRole :owner;
+      prov:agent :civil_action_group;
+      ex:hadRole :owner;
    ]
 .
-
-:owner a prov:Role .