<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://www.w3.org/2002/07/owl#propertyChainAxiom>	_:vb917421 .
_:vb917421	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/ns/prov#qualifiedDerivation> .
_:vb917421	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb917420 .