PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There might also be a way in the future for advertisers to promote user-generated photos to their friends, for example including a Like or follow button to help companies build an audience.
http://www.w3.org/ns/prov#wasQuotedFrom
  • adweek.com