PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Because a separate electric power generator is provided to enable energy to be generated during those periods where there is an excessively long period of low wind or no wind situations, the control system preferably enables the user to determine when to use the compressed air energy and when to use the electric power generator.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com