Defined transformation processing is performed on {TAIL ~ a block} identified by {HEAD ~ the block position information} and is based on the transformation parameter 
Defined transformation processing is performed on { TAIL ~ a block } identified by { HEAD ~ the block position information } and is based on the transformation parameter
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH