Complex sentence: William "Bill" J. Kilpatrick was a professional rugby league footballer who played in the 1920s, and 1930s, playing at representative level for Other Nationalities, and at club level for Oldham.
Split into simpler sentences: William "Bill" J. Kilpatrick was a professional rugby league footballer who played in the 1920s, and 1930s. He played at representative level for Other Nationalities, and at club level for Oldham.