Event: ChAMPS OTB RapidPlay 17/03/22

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Opponent Rating Result
David Stuttard 1557 1 - 0
David Stuttard 1557 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1557 = (3114 + 400 * (1 - 1)) / 2)

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