Event: 2023 Douglas Championship

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Opponent Rating Result
Li Wu 2290 0 - 1
Alex Hamilton 0 1 - 0
Sam Long 0 0 - 1
Colin Watkinson 1547 1 - 0
Brian Towers 1858 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1059 = (5695 + 400 * (2 - 3)) / 5)

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