PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This scheme originates in article 14 of the Energy Policy Bill (POPE) which created energy efficiency certificates and established compulsory energy saving targets to be met by energy providers (all in all 2,500 companies, ranging from electricity providers such as EDF and GDF to fuel suppliers such as Total, Esso and Shell).
http://www.w3.org/ns/prov#wasQuotedFrom
  • electrical-efficiency.com