Complex sentence: In a typical Plan 9 installation, users work at lightweight terminals running the rio GUI and connect via the network to CPU servers that handle computation-intensive processes, with permanent data storage provided by additional hosts acting as file servers and archival storage.
Split into simpler sentences: In a typical Plan 9 installation, users work at lightweight terminals running the rio GUI, and they connect to a network to gain acces to CPU servers which handle computation-intensive processes. Permanent data storage is provided by additional network hosts acting as file servers and archival storage.