About: http://webisa.webdatacommons.org/412903240

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	Several use radar systems which sense obstructions in the forward or side directions, such as other vehicles and guide rails.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com