PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • At that point, the world will be faced with a steady decline in supply just as demand for petroleum takes off in places such as China and India.
http://www.w3.org/ns/prov#wasQuotedFrom
  • energybulletin.net