PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An oil and gas landman is a member of the oil and gas industry that deals primarily with the acquisition, divestiture, maintenance and negotiations of public and private mineral rights of the properties used in the development of energy resources in the United States.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blackdiamondexploration.com