PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In February 1971, President Nixon began secretly taping conversations and telephone calls in several locations, including the Oval Office, his office in the Old Executive Office Building, the Cabinet Room, and Camp David.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nixonlibrary.gov