The manager computer can communicate with the number of UPS systems, via {TAIL ~ the computer network system}, to obtain inventory and status information related to {HEAD ~ each} of the UPS systems 
The manager computer can communicate with the number of UPS systems , via { TAIL ~ the computer network system } , to obtain inventory and status information related to { HEAD ~ each } of the UPS systems
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL 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