{TAIL ~ The digital video recorder} further includes {HEAD ~ a television program recorder} coupled to the television program identifier 
{ TAIL ~ The digital video recorder } further includes { HEAD ~ a television program recorder } coupled to the television program identifier
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH