PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Solar panels, evacuated tube hot water systems, and other solar and renewable energy technologies are associated with high costs and tough maintenance.
http://www.w3.org/ns/prov#wasQuotedFrom
  • getenergysmartnow.com