{HEAD ~ This invention} relates to computer systems and more particularly to {TAIL ~ disk devices} within such computer systems 
relates to
{ HEAD ~ This invention } relates to computer systems and more particularly to { TAIL ~ disk devices } within such computer systems
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH