PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As defined by the bill, a ???system??? includes ???all controls, tanks, pumps, heat exchangers, and other equipment used directly and exclusively for the solar-energy system, but does not include ???any land or structural elements of the building, such as walls and roofs, or other equipment ordinarily contained in the structure.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • cleanenergyauthority.com