{TAIL ~ One method} includes connecting {HEAD ~ first and second buses} in first and second systems, respectively, to form a bus for a new system 
{ TAIL ~ One method } includes connecting { HEAD ~ first and second buses } in first and second systems , respectively , to form a bus for a new system
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH