PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Power engineers are discovering that other natural resources such as water, sun, and wind can all be used for power generation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com