Event: Altrincham

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Opponent Rating Result
Lucas Potrykus 1158 1 - 0
Mustafa Merchant 0 0 - 1
Nicholas Violaris 1120 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

893 = (2278 + 400 * (2 - 1)) / 3)

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