Original sentence: The White Sox were a frequent contender during the early 20th century, winning 5 of the first 19 league pennants; but the team's fortunes dropped precipitously in the aftermath of  the 1919 "Black Sox" scandal
Edited sentence: The White Sox were a frequent contender during the early 20th century, winning 5 of the first 19 league pennants; but the team's fortunes dropped precipitously in the aftermath of what is considered the greatest scandal in the history of the sport