PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If the reply Boolean is true (indicating that the message is a reply message), the reply-specific logic is invoked.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk