the gate turn off thyristor having {HEAD ~ low inductance connections} to {TAIL ~ the snubber circuit} 
to
the gate turn off thyristor having { HEAD ~ low inductance connections } to { TAIL ~ the snubber circuit }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL