PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If ty is a type for which there is a Show instance, flag gets unified to HTrue; otherwise flag gets unified to HFalse.
http://www.w3.org/ns/prov#wasQuotedFrom
  • haskell.org