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