{HEAD ~ This circuitry} includes a circuit system for detecting a short circuit condition in {TAIL ~ the series switching network} 
{ HEAD ~ This circuitry } includes a circuit system for detecting a short circuit condition in { TAIL ~ the series switching network }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL