PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • at any point, in a drillstring or for any tool or apparatus in a drillstring or other string; provides more understandable interpretation and presentation of data on site at a rig; and provides for the use of data from both downhole and from the surface to generate more accurate calculations.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com