{TAIL ~ Apparatus} 1, wherein {HEAD ~ said third voltage} is applied to both said first and said second voltages 
{ TAIL ~ Apparatus } 1 , wherein { HEAD ~ said third voltage } is applied to both said first and said second voltages
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH