PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One solution is to change the representation to a list of bindings, and another list that indicates whether each binding is real or virtual.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com