PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What remains a requirement in the art, therefore, is a system which can acquire and store all types of aircraft, airport, and environmental data, as well as aircraft tracking and noise data, and allow a user to correlate or filter such data to discover trends between different data scenarios.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com