Complex sentence: Marron Junction railway station was a later addition to the Cockermouth and Workington Railway, opening on 2 April 1866, two months before the company was absorbed by the London and North Western Railway.
Split into simpler sentences: Marron Junction railway station was a later addition to the Cockermouth and Workington Railway. It opened on 2 April 1866 when the adjacent Marron Junction opened, two months before the company was absorbed by the London and North Western Railway.