PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As oil is a non-renewable resource, the art and science of getting more production from each known reservoir remains of great importance in to the future.
http://www.w3.org/ns/prov#wasQuotedFrom
  • spe.org