{TAIL ~ The other end wall} has {HEAD ~ upper and lower portions} horizontally offset from one another with a connecting bridging member forming a back rest 
{ TAIL ~ The other end wall } has { HEAD ~ upper and lower portions } horizontally offset from one another with a connecting bridging member forming a back rest
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH