Complex sentence: William "Billy" Rhodes was a Welsh professional rugby league footballer who played in the 1920s, playing at representative level for Wales, and at club level for Pontypridd, and Warrington, as a wing, i.e. number 2 or 5.
Split into simpler sentences: William "Billy" Rhodes was a Welsh professional rugby league footballer who played in the 1920s. He played at representative level for Wales, and at club level for Pontypridd, and Warrington, as a wing, i.e. number 2 or 5.