PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One of the challenges of delivering renewable energy such as wind power or solar systems is the high cost of the electrical transmission lines to carry the power to where it is needed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com