PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The report covers six regions, including the Eagle Ford, Permian, Haynesville, Marcellus and Bakken shale formations.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bizwest.com