PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The e-commerce system 422 forwards the purchase order to the desired supplier 424 via electronic mail or other electronic transmission.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com