PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Social Security system has worked effectively over Sixty years to defray Costs, which would likely cost more to both Government and Taxpayer by alternative forms of Payment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org