"Given the difficulty in chess of forcing a win against a strong opponent, the +28 –0 =72 result is a significant margin of victory.However, some grandmasters, such as Hikaru Nakamura and Komodo developer Larry Kaufman, downplayed AlphaZero's victory, arguing that the match would have been closer if the programs had access to an opening database (since Stockfish was optimized for that scenario).