a heat roller which provides {HEAD ~ heat} for {TAIL ~ the sheet} having the image formed thereon 
for
a heat roller which provides { HEAD ~ heat } for { TAIL ~ the sheet } having the image formed thereon
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH