PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This is accomplished by utilizing air assets (manned aircraft, drones, blimps, aerostats) to persistently loiter and record video of an area 36 square miles in diameter with enough detail to track individual pedestrians, vehicles or other objects of interest as long as the air asset remains circling above.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org