{TAIL ~ The light bulb assembly} comprises {HEAD ~ a light bulb}, a socket for containment of the light bulb, and a light switch assembly for selectively providing current to the socket and attached light bulb 
{ TAIL ~ The light bulb assembly } comprises { HEAD ~ a light bulb } , a socket for containment of the light bulb , and a light switch assembly for selectively providing current to the socket and attached light bulb
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH