PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The United States then was a very young country, of uncertain unity and with dubious prospects for survival, and it was trying to steer a middle course between the imperial rivalries of England and France.
http://www.w3.org/ns/prov#wasQuotedFrom
  • americanheritage.com