PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A developer is free to use any elements of an existing program that are dictated by external factors such as efficiency, compatibility and interoperability requirements, computer manufacturer design standards, hardware and software specifications, widely accepted target industry practices, and widely accepted programming industry practices.
http://www.w3.org/ns/prov#wasQuotedFrom
  • groklaw.net