Original sentence: He is also known for an error in the 1968 Masters Tournament, when he entered 4 instead of a 3 on Roberto De Vicenzo's scorecard, which kept De Vicenzo out of a playoff for the championship
Edited sentence: He is also known for a colossal error in the 1968 Masters, when he entered 4 instead of a 3 on Roberto Di Vincenzo's scorecard, which kept Di Vincenzo out of a playoff for the championship