PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • USGS also has a database known as the Geographic Names Information System (GNIS) that contains over two million names of places, including places that no longer exist.
http://www.w3.org/ns/prov#wasQuotedFrom
  • genealogytoday.com