{TAIL ~ The finishing} of the shape of the supporting body is simple and has {HEAD ~ a lower cost} 
{ TAIL ~ The finishing } of the shape of the supporting body is simple and has { HEAD ~ a lower cost }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD