{TAIL ~ The picture transformer} generates and outputs a picture obtained by rearraying an input picture from {HEAD ~ an alternating scanning line basis} 
{ TAIL ~ The picture transformer } generates and outputs a picture obtained by rearraying an input picture from { HEAD ~ an alternating scanning line basis }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD