PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • From bartering, to cattle, to cowrie shells, people used all kinds of objects to get what they needed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thecouponcupboard.com