PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • LAND: Well, in most cases, just the rock framework will keep sink - I mean, most oil and gas is extracted from reservoirs that are thousands of feet under ground.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wvtf.org