--- a/testcases/provo/prov-o-property-hadPrimarySource-PASS.provx	Wed Dec 05 08:15:58 2012 +0000
+++ b/testcases/provo/prov-o-property-hadPrimarySource-PASS.provx	Wed Dec 05 08:21:58 2012 +0000
@@ -8,26 +8,26 @@
         <prov:type xsi:type="xsd:QName">prov:Person</prov:type>
         <foaf:name xmlns:foaf="http://xmlns.com/foaf/0.1/" xsi:type="xsd:string">John Ormsby</foaf:name>
     </prov:agent>
-    <prov:entity xmlns:1949345547="http://cultura.linkeddata.es/BNE/resource/C1001/" prov:id="1949345547:XX2197892">
+    <prov:entity xmlns:cu="http://cultura.linkeddata.es/BNE/resource/C1001/" prov:id="cu:XX2197892">
         <prov:type xmlns:frbr="http://purl.org/vocab/frbr/core#" xsi:type="xsd:QName">frbr:Work</prov:type>
         <dcterms:language xmlns:dcterms="http://purl.org/dc/terms/" xsi:type="xsd:anyURI">http://lexvo.org/id/iso639-3/spa</dcterms:language>
     </prov:entity>
-    <prov:entity xmlns:-1982045297="http://www.gutenberg.org/ebooks/" prov:id="-1982045297:996">
+    <prov:entity xmlns:gut="http://www.gutenberg.org/ebooks/" prov:id="gut:996">
         <prov:type xmlns:frbr="http://purl.org/vocab/frbr/core#" xsi:type="xsd:QName">frbr:Work</prov:type>
         <dcterms:title xmlns:dcterms="http://purl.org/dc/terms/" xsi:type="xsd:string">Don Quixote</dcterms:title>
         <dcterms:language xmlns:dcterms="http://purl.org/dc/terms/" xsi:type="xsd:anyURI">http://lexvo.org/id/iso639-3/eng</dcterms:language>
     </prov:entity>
     <prov:wasAttributedTo>
-        <prov:entity xmlns:1949345547="http://cultura.linkeddata.es/BNE/resource/C1001/" prov:ref="1949345547:XX2197892"/>
+        <prov:entity xmlns:cu="http://cultura.linkeddata.es/BNE/resource/C1001/" prov:ref="cu:XX2197892"/>
         <prov:agent xmlns:def="http://example.com/" prov:ref="def:cervantes"/>
     </prov:wasAttributedTo>
     <prov:wasAttributedTo>
-        <prov:entity xmlns:-1982045297="http://www.gutenberg.org/ebooks/" prov:ref="-1982045297:996"/>
+        <prov:entity xmlns:gut="http://www.gutenberg.org/ebooks/" prov:ref="gut:996"/>
         <prov:agent xmlns:def="http://example.com/" prov:ref="def:ormsby"/>
     </prov:wasAttributedTo>
     <prov:wasDerivedFrom>
-        <prov:generatedEntity xmlns:-1982045297="http://www.gutenberg.org/ebooks/" prov:ref="-1982045297:996"/>
-        <prov:usedEntity xmlns:1949345547="http://cultura.linkeddata.es/BNE/resource/C1001/" prov:ref="1949345547:XX2197892"/>
+        <prov:generatedEntity xmlns:gut="http://www.gutenberg.org/ebooks/" prov:ref="gut:996"/>
+        <prov:usedEntity xmlns:cu="http://cultura.linkeddata.es/BNE/resource/C1001/" prov:ref="cu:XX2197892"/>
         <prov:type xsi:type="xsd:QName">prov:PrimarySource</prov:type>
     </prov:wasDerivedFrom>
 </prov:document>