<http://webisa.webdatacommons.org/prov/516201970>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/321317024> .
<http://webisa.webdatacommons.org/321317024>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/321317024>	<http://www.w3.org/ns/prov#value>	"A ???directed graph??? is a pair (N, B), where N is a finite set and B is a binary relation on N. Elements of the set N are called the nodes of the directed graph." .
<http://webisa.webdatacommons.org/321317024>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .