<http://www.w3.org/ns/prov#wasRevisionOf>	<http://www.w3.org/2002/07/owl#propertyChainAxiom>	_:vb910520 .
_:vb910520	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/ns/prov#qualifiedRevision> .
_:vb910520	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb910519 .