PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The entry field S2 for ???payment??? is available when a client is a seller, while the entry field S3 for ???article delivery??? is available when a client is a buyer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com