An object of the present invention is to provide an apparatus, use of {HEAD ~ an apparatus} and method for defining {TAIL ~ a safety zone} for a vehicle 
An object of the present invention is to provide an apparatus , use of { HEAD ~ an apparatus } and method for defining { TAIL ~ a safety zone } for a vehicle
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH