Complex sentence: Lambeau coached the Chicago Cardinals in 1950 and 1951 and the Washington Redskins in 1952 and 1953 but was nowhere near as successful as he had been in Green Bay; he only won a total of 12 games during this time.
Split into simpler sentences: Lambeau coached the Chicago Cardinals in 1950 and 1951 and the Washington Redskins in 1952 and 1953 but was nowhere near as successful as he had been in Green Bay. He only won a total of 12 games during this time.