PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention is directed to the art of information valuation and transaction, particularly to a system and method for facilitating the valuation of information and the sale of such information.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com