Complex sentence: Gioe was later paroled in 1947, despite protests from Senator Estes Kefauver, along with the other syndicate members whereupon his release becoming, second to Ricca and Campagna, as the top Chicago syndicate leader.
Split into simpler sentences: Gioe was later paroled (along with the other syndicate members) in 1947, despite protests from Senator Estes Kefauver. Upon his release, Gioe became second to Ricca and Campagna as the top Chicago syndicate leader.