PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Field of the Invention [0002] This invention relates generally to network communications and database maintenance and in particular to a system to facilitate Internet commerce. [0003] 2.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com