PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These materials are used in formation of various elements of aircraft and space vehicles such as the wings and body assemblies and also can be used in the fabrication of pressurized containers such as, for example, the liquid fuel tanks of a liquid rocket motor.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com