Complex sentence: Mike Ilitch opened his first Little Caesars Pizza in 1959 and in 1960, Tom Monaghan and brother, James, purchased a pizza store that Tom later renamed Domino's Pizza.
Split into simpler sentences: Mike Ilitch opened his first Little Caesars Pizza in 1959. In 1960, Tom Monaghan and brother, James, purchased a pizza store that Tom later renamed Domino's Pizza.