PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???People are definitely doing structural attributes, picking up faults and things in the Marcellus, Eagle Ford and other plays,??? he said. ???But there are still a lot of companies in some parts of some plays not using it much.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aapg.org