According to {HEAD ~ one embodiment} of the invention, {TAIL ~ the number} of conductive segments in a given row may be odd or even 
According to { HEAD ~ one embodiment } of the invention , { TAIL ~ the number } of conductive segments in a given row may be odd or even
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH