{HEAD ~ A system} includes a turntable, {TAIL ~ first and second outlets}, and a dresser 
{ HEAD ~ A system } includes a turntable , { TAIL ~ first and second outlets } , and a dresser
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH