PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thin solar films can be used in building materials, including roofing materials and glass, and built into mortgages, reducing their cost even further.
http://www.w3.org/ns/prov#wasQuotedFrom
  • energybulletin.net