The portable device 2, wherein the portable device is {HEAD ~ a mobile telephone} for communicating via {TAIL ~ a cellular communication system} 
for communicating via
The portable device 2 , wherein the portable device is { HEAD ~ a mobile telephone } for communicating via { TAIL ~ a cellular communication system }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL