PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Today???s inspection tools employ magnetic particle, ultrasonic, eddy current, and other methods to verify pipeline and weld integrity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aoghs.org