--- a/ontology/components/EntityInRole/car-purchase.ttl	Tue Oct 04 08:30:13 2011 -0400
+++ b/ontology/components/EntityInRole/car-purchase.ttl	Tue Oct 04 08:31:34 2011 -0400
@@ -3,6 +3,7 @@
 @prefix dcterms:  <http://purl.org/dc/terms/> .
 @prefix prov:     <http://dvcs.w3.org/hg/prov/raw-file/tip/ontology/ProvenanceOntology.owl#> .
 @prefix vehicle:  <http://localhost/example/ontology/vehicle#> .
+@prefix :         <http://dvcs.w3.org/hg/prov/raw-file/tip/ontology/components/EntityInRole/car-purchase.ttl#> .
 
 :e_2
    a prov:Entity;