PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is possible that a relational framework itself is ambiguous in the sense that is does not resolve whether the relationship is loving or hostile.
http://www.w3.org/ns/prov#wasQuotedFrom
  • goertzel.org