{HEAD ~ The step} of removing portions of the first capping layer forms a first capping structure that covers {TAIL ~ portions} of the sacrificial layer 
{ HEAD ~ The step } of removing portions of the first capping layer forms a first capping structure that covers { TAIL ~ portions } of the sacrificial layer
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH