PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Peak oil theorists maintain that oil is a finite resource and analysis of depleting oil fields demonstrates the world has either already reached or is nearing maximum oil flow.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wnd.com