PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Matthews Simmons' Twilight in the Desert argued that oil is a finite resource and asserts that Saudi Arabia's oil production may have already peaked leaving the world in a politically and economically unstable situation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • swissamerica.com