 a write word line that controls a transistor formed between {TAIL ~ the conductive spacer} in a first bit sub cell and the conductive spacer in {HEAD ~ a second bit sub cell}, said write word line is aligned orthogonal to said first bit line and second bit line 
a write word line that controls a transistor formed between { TAIL ~ the conductive spacer } in a first bit sub cell and the conductive spacer in { HEAD ~ a second bit sub cell } , said write word line is aligned orthogonal to said first bit line and second bit line
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH