Original sentence: The stadium hosted the Buffalo Bills of the American Football League, and later the National Football League from [1960]-[1972], the unrelated Buffalo Bills of the AAFC from [1946]-[1949], the Buffalo Indians and Chiefs of the third American Football League in [1940] and [1941], Canisius College's baseball and football teams, and baseball's Buffalo Bisons of the International League during the 1960s and again from 1979-1987 (as part of the Eastern League and American Association)
Edited sentence: The stadium hosted the Buffalo Bills of the American Football League, and later the National Football League from 1960-1972, the unrelated Buffalo Bills of the AAFC from 1946-1949, the Buffalo Indians and Chiefs of the third American Football League in 1940 and 1941, Canisius College's baseball and football teams, and baseball's Buffalo Bisons of the International League during the 1960s and again from 1979-1987 (as part of the Eastern League and American Association)