said {HEAD ~ main memory means}, connected to {TAIL ~ said system bus}, for storing data usable by said processor means, and including: 
said { HEAD ~ main memory means } , connected to { TAIL ~ said system bus } , for storing data usable by said processor means , and including :
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH