PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Mobilizing hydrocarbons such as bitumen or heavy oil, for example from oil sands, may be accomplished using steam to heat the bitumen or heavy oil, or by injecting diluents to increase the API rating of the bitumen or heavy oil, or by a combination of steam and diluents.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com