PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These include collisions and other interactions between remotely controlled equipment and personnel, between equipment and structures, between different drill floor equipment or within the equipment itself.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drillingcontractor.org