Event: Knockout 2023

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Opponent Rating Result
Rose Saunders 1004 1 - 0
Graham Stuart 1774 ½ - ½
Graham Stuart 1774 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1517 = (4552 + 400 * (1 - 1)) / 3)

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