PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To extract useful work from the engine, the oscillating pressure component can be applied to a mechanical member, such as a piston, in order to perform reciprocating work, and thereby used to perform tasks such as pumping fluids or generating electrical energy.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com