PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Where as aircraft autopilots were made to deal with the fatigue of piloting an aircraft for hours, marine autopilots were built more for maintaining a course or position on the water for the convenience of the boater, leaving the hands free for fishfinding, trolling and other activities.
http://www.w3.org/ns/prov#wasQuotedFrom
  • boatersland.com