PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • See http://xkcd.com/927/ for a good comment on standards The biggest problem I see is Microsoft and their IE - it is never been anything like compatible with standards (yes it is getting better, only because they have little choice).
http://www.w3.org/ns/prov#wasQuotedFrom
  • cnet.com