PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The working fluid, such as ammonia, is directed to an evaporator, where it is vaporized by heat supplied from warm ocean water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com