Complex sentence: William Cubitt decided that the terrain of the initial cemetery site was best suited to a railway branch from the LSWR at the west of the cemetery, and work began on the earthworks and rails for the new branch in early September 1854.
Split into simpler sentences: William Cubitt decided that the terrain of the initial cemetery site was best suited to a railway branch at the west of the cemetery. Work began on the earthworks and rails for the new branch in early September 1854.