_:vb50857886	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb50857887 .
_:vb50857886	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/ns/prov#Derivation> .
_:vb50857884	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb50857886 .