PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The editors of the series decided shortly after World War II that documents about political issues had to include records from all agencies, not just the State Department, but such matters as cultural issues, particularly ones that involve direct U.S. government action like tourism, cultural exchanges, immigration, etc., have received less attention, despite the increasing interest of researchers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fas.org