PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In general, in another aspect, the invention provides methods and apparatus, including computer program products, implementing techniques for providing a context building tool that can be used by a user to facilitate the building of a context from an existing context.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com