PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (a) for 0???j???k, there is anode Zj on which aj is an input and bj is an output;
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com