PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • C++ does not distinguish between the two, leaving serious problems such as the "slicing problem, the virtual destructor problem, and trying to prevent users of your C++ class from using it as a value when it should be a reference or vice versa.
http://www.w3.org/ns/prov#wasQuotedFrom
  • digitalmars.com