PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Propositions are transactions, such as offers of a product or service that require a hearing, negotiation, or a response involving another party or entity. [0044] For activities that constitute propositions, the system creates a forum file associated with the activity file, to record all communications relating to the that activity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com