The first series connected transistors drive {TAIL ~ a first voltage signal} on a first interconnect in {HEAD ~ response} to a data signal 
The first series connected transistors drive { TAIL ~ a first voltage signal } on a first interconnect in { HEAD ~ response } to a data signal
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH