PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Given that functions should not be declated in global namespace, most of functions are local, and therefore it makes sense to use variable syntax for functions always.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com