PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In general, the pseudo altitude may be considered to be reliable for a longer period of time for an aircraft that flies over level terrain such as a Navy aircraft flying over water than for a land-based aircraft flying over undulating and particularly mountainous terrain.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com