In this way, an automated city tour or sightseeing tour is made possible also by {TAIL ~ means} of {HEAD ~ the mobile communications system} 
In this way , an automated city tour or sightseeing tour is made possible also by { TAIL ~ means } of { HEAD ~ the mobile communications system }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD