Complex sentence: Goulburn railway station is the terminus of the Southern Highlands services of the CityRail network and is also served by CountryLink's Southern XPT and Xplorer trains between Sydney and Melbourne, Canberra and Griffith.
Split into simpler sentences: Goulburn railway station is the terminus of the Southern Highlands Line which is part of the public transport network of Greater Sydney. The station is also served by the long distance Southern XPT and Xplorer trains between Sydney and Melbourne, Canberra and Griffith.