Complex sentence: In 1862 the Greenock and Wemyss Bay Railway was authorised, it opened on 13 May 1865 and in August 1893 it amalgamated with the Caledonian Railway, having been operated by the Caledonian Railway since its opening Awdry, Page 78.
Split into simpler sentences: In 1862 the Greenock and Wemyss Bay Railway was authorised. It opened on 13 May 1865 and in August 1893 it amalgamated with the Caledonian Railway, having been operated by the Caledonian Railway since its opening Awdry, Page 78.