PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • basis, based on usage time, on a flat fee schedule, on the time of day of the usage, or other crediting methods.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com