{TAIL ~ This distance} could be in terms of actual road distance in {HEAD ~ kilometers} or meters  
{ TAIL ~ This distance } could be in terms of actual road distance in { HEAD ~ kilometers } or meters
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH