PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But technically, an upside down b is a q and and upside down d is a p with some printing styles, so this might add trouble.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mothering.com