--- a/testcases/provo/prov-o-property-invalidated-PASS.provn	Wed Dec 05 12:53:01 2012 +0000
+++ b/testcases/provo/prov-o-property-invalidated-PASS.provn	Wed Dec 05 12:55:25 2012 +0000
@@ -1,16 +1,16 @@
 document
 prefix xsd <http://www.w3.org/2001/XMLSchema>
 prefix prim <http://openprovenance.org/primitives#>
-prefix -814366433 <http://dbpedia.org/resource/>
+prefix db <http://dbpedia.org/resource/>
 prefix ex <http://example.com/ontology#>
 prefix prov <http://www.w3.org/ns/prov#>
 prefix def <http://example.com/>
 prefix xsi <http://www.w3.org/2001/XMLSchema-instance>
 prefix pc1 <http://www.ipaw.info/pc1/>
 activity(def:swissair_Flight_111_crash,-,-)
-agent(-814366433:Pablo_Picasso,[foaf:depiction = "http://upload.wikimedia.org/wikipedia/commons/9/98/Pablo_picasso_1.jpg" %% xsd:anyURI])
+agent(db:Pablo_Picasso,[foaf:depiction = "http://upload.wikimedia.org/wikipedia/commons/9/98/Pablo_picasso_1.jpg" %% xsd:anyURI])
 entity(def:the-Painter,[prov:type='ex:Painting', rdfs:label = "Le Peintre"@fr %% xsd:string, rdfs:label = "The Painter"@en %% xsd:string])
-wasAttributedTo(def:the-Painter, -814366433:Pablo_Picasso)
+wasAttributedTo(def:the-Painter, db:Pablo_Picasso)
 wasInvalidatedBy(def:the-Painter,def:swissair_Flight_111_crash,-)
-used(def:swissair_Flight_111_crash,-814366433:Swissair_Flight_111,-)
+used(def:swissair_Flight_111_crash,db:Swissair_Flight_111,-)
 endDocument
\ No newline at end of file

--- a/testcases/provo/prov-o-property-invalidated-PASS.provx	Wed Dec 05 12:53:01 2012 +0000
+++ b/testcases/provo/prov-o-property-invalidated-PASS.provx	Wed Dec 05 12:55:25 2012 +0000
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <prov:document xmlns:prov="http://www.w3.org/ns/prov#" xmlns:ns2="http://openprovenance.org/collection#" xmlns:ns3="http://openprovenance.org/validation#" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:prim="http://openprovenance.org/primitives#" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:pc1="http://www.ipaw.info/pc1/">
     <prov:activity xmlns:def="http://example.com/" prov:id="def:swissair_Flight_111_crash"/>
-    <prov:agent xmlns:-814366433="http://dbpedia.org/resource/" prov:id="-814366433:Pablo_Picasso">
+    <prov:agent xmlns:db="http://dbpedia.org/resource/" prov:id="db:Pablo_Picasso">
         <foaf:depiction xmlns:foaf="http://xmlns.com/foaf/0.1/" xsi:type="xsd:anyURI">http://upload.wikimedia.org/wikipedia/commons/9/98/Pablo_picasso_1.jpg</foaf:depiction>
     </prov:agent>
     <prov:entity xmlns:def="http://example.com/" prov:id="def:the-Painter">
@@ -11,7 +11,7 @@
     </prov:entity>
     <prov:wasAttributedTo>
         <prov:entity xmlns:def="http://example.com/" prov:ref="def:the-Painter"/>
-        <prov:agent xmlns:-814366433="http://dbpedia.org/resource/" prov:ref="-814366433:Pablo_Picasso"/>
+        <prov:agent xmlns:db="http://dbpedia.org/resource/" prov:ref="db:Pablo_Picasso"/>
     </prov:wasAttributedTo>
     <prov:wasInvalidatedBy>
         <prov:entity xmlns:def="http://example.com/" prov:ref="def:the-Painter"/>
@@ -19,6 +19,6 @@
     </prov:wasInvalidatedBy>
     <prov:used>
         <prov:activity xmlns:def="http://example.com/" prov:ref="def:swissair_Flight_111_crash"/>
-        <prov:entity xmlns:-814366433="http://dbpedia.org/resource/" prov:ref="-814366433:Swissair_Flight_111"/>
+        <prov:entity xmlns:db="http://dbpedia.org/resource/" prov:ref="db:Swissair_Flight_111"/>
     </prov:used>
 </prov:document>