PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • spected terrorist activities within the United States, it may send a national security letter (NSL) to the keepers of such information as telephone numbers made from a specific phone, library books checked out by an individual, or websites surfed or sought on a particular computer.NSLs have been permitted for some time, but the Patriot Act expanded their reach and use.
http://www.w3.org/ns/prov#wasQuotedFrom
  • americanbar.org