PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is well known that solar power is derived by photovoltaic systems, solar panels made from silicon and other materials and thin film solar deployments.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com