PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There is a problem: overlap is not generally allowed for type families!! (The first ShowPred instance makes all others redundant.) There is a good reason for this, but it is not helpful here.
http://www.w3.org/ns/prov#wasQuotedFrom
  • haskell.org