PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The ref return statement could use any legitimate lvalue (including automatic variables of the property, if desired) but the routine would have to be written in such a way that execution could not escape the function except via an Exception, without performing exactly one ref return.
http://www.w3.org/ns/prov#wasQuotedFrom
  • msdn.com