Complex sentence: John Todd was a professional rugby league footballer who played in the 1910s, and 1920s, playing at representative level for Yorkshire, and at club level for Wakefield Trinity (Heritage № 218), as a, i.e. number 2 or 5.
Split into simpler sentences: John Todd was a professional rugby league footballer who played in the 1910s, and 1920s. He played at representative level for Yorkshire, and at club level for Wakefield Trinity (Heritage № 218), as a, i.e. number 2 or 5.