PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One proposed change is to insert identity, or authentication, into the email system, such as requiring correct routing information, which would prevent spoofing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ftc.gov