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