PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Armstrong left NASA shortly after Apollo 11 and devoted his life to mostly private pursuits in engineering and aviation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • spaceflightnow.com