An announcer will explain knowledgeable information in {TAIL ~ regard} to {HEAD ~ the area} through which the train travels 
An announcer will explain knowledgeable information in { TAIL ~ regard } to { HEAD ~ the area } through which the train travels
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH