Event: 2023 Douglas Rapid

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Opponent Rating Result
Colin Watkinson 1688 0 - 1
Brian Towers 1785 1 - 0
Colin Watkinson 1688 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1854 = (5161 + 400 * (2 - 1)) / 3)

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