Complex sentence: Originally built with three platforms, the station was slowly run down, and towards the end of its life was only an unstaffed single platform terminus serving as the end of a short branch line to Elmers End station via one other station, Woodside.
Split into simpler sentences: Originally built with three platforms, the station was slowly run down. Towards the end of its life it was only an unstaffed single platform terminus serving as the end of a short branch line to Elmers End station via one other station, Woodside.