{HEAD ~ The function} of the P type well 57 b is to reduce the impact of the N type buried {TAIL ~ layer} 58 a on the body region 57 
{ HEAD ~ The function } of the P type well 57 b is to reduce the impact of the N type buried { TAIL ~ layer } 58 a on the body region 57
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH