PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The system also measures drilling parameters or operations parameters, including drilling fluid flow rate, rotary speed of the drill string, mud motor and drill bit, and weight on bit or the thrust force on the bit.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com