First, a pad used in {TAIL ~ semiconductor device fabrication} is rotated in {HEAD ~ a first direction}  
First , a pad used in { TAIL ~ semiconductor device fabrication } is rotated in { HEAD ~ a first direction }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH