Located within cavity 12 is {HEAD ~ an electronic component} 25 having side walls 27 and 29, end walls 31 and 33, a top wall 35 and {TAIL ~ a bottom wall} 37 
Located within cavity 12 is { HEAD ~ an electronic component } 25 having side walls 27 and 29 , end walls 31 and 33 , a top wall 35 and { TAIL ~ a bottom wall } 37
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH