{TAIL ~ A cap layer} is formed over {HEAD ~ the free layer} after the free layer is patterned 
{ TAIL ~ A cap layer } is formed over { HEAD ~ the free layer } after the free layer is patterned
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH