About: http://webisa.webdatacommons.org/151042940

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Other systems include leveling devices, other construction related systems, automobiles, airplanes, boats, other means of transportation, robots, and other systems where distance measurement would be useful.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca