PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The three men first examined NTSB reports, safety studies and data from EASA, the military, Air Canada and other organizations relating to human factors, and then developed a program that was rolled out Jan. 1, 2007.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aviationtoday.com