Complex sentence: William "Billy" Thornton is an English professional rugby league footballer who played in the 1930s, and 1940s, playing at representative level for England, and at club level for Hunslet, as a, i.e. number 7.
Split into simpler sentences: William "Billy" Thornton is an English professional rugby league footballer who played in the 1930s, and 1940s. He played at representative level for England, and at club level for Hunslet, as a, i.e. number 7.