PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To economists, pollution is a negative externality -- a cost incurred by people who did not agree to it by a transaction that was not properly priced.
http://www.w3.org/ns/prov#wasQuotedFrom
  • governing.com