_:vb918921	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb918920 .
_:vb918920	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb918919 .
_:vb918920	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/ns/prov#Derivation> .