PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As of March 2003, road-builders and independent contractors were extracting construction materials such as sand, stones, and gravel from the reserve.
http://www.w3.org/ns/prov#wasQuotedFrom
  • parkswatch.org