This is accomplished by providing {TAIL ~ a plurality} of {HEAD ~ server computers} interconnected via one or more high speed links 
This is accomplished by providing { TAIL ~ a plurality } of { HEAD ~ server computers } interconnected via one or more high speed links
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH