PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A problem faced generally by navigation systems used in aeronautics is that while such information as flight paths, approach vectors, beacon locations and the like may easily be represented in vector graphics, the vector graphics engines used for such displays cannot easily represent the high level of detail and wealth of information provided by an aeronautical chart.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca