PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A Stirling engine is a kind of heat engine that converts heat into useful mechanical energy by the movement of a piston inside a cylinder within the engine.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org