{HEAD ~ A two wire dedicated diagnostic data port} in an integrated circuit provides {TAIL ~ visibility} for all internal functions of the integrated circuit 
provides
{ HEAD ~ A two wire dedicated diagnostic data port } in an integrated circuit provides { TAIL ~ visibility } for all internal functions of the integrated circuit
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH