Complex sentence: The station lay on the nine mile LNWR branch line between Caernarfon and Llanberis which was established by the Caernarvon and Llanberis Railway Act 1864.
Split into simpler sentences: The station lay on the nine mile LNWR branch line between Caernarfon and Llanberis. A line that was established by the Caernarvon and Llanberis Railway Act 1864.