PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Of course, Google defines ???active??? as anyone who has used a Google+ social feature in any of its other services, such as Gmail or YouTube; the users don???t necessarily need to have actually visited the Google+ website.
http://www.w3.org/ns/prov#wasQuotedFrom
  • reuters.com