{HEAD ~ A mating connector}, having {TAIL ~ resilient contacts}, is inserted into the aperture, folding back the contact member 
having
{ HEAD ~ A mating connector } , having { TAIL ~ resilient contacts } , is inserted into the aperture , folding back the contact member
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH