PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • CHP is a key clean energy technology having a fuel efficiency that can reach 90%, much greater than the 35% often achieved by electricity-only generation systems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cleanenergy.org