Complex sentence: George Frederick "Fred" Nidd (1869--1956) was an English professional footballer, who played for a large number of clubs in the Football League and Southern League in the late 19th and early 20th centuries.
Split into simpler sentences: George Frederick "Fred" Nidd (1869--1956) was an English professional footballer. He played for a large number of clubs in the Football League and Southern League in the late 19th and early 20th centuries.