PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The level of threat is assessed by a number of parameters, such as speed, direction of travel relative to the host aircraft, altitude, and other factors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com