Event: Haslemere Trophy

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Opponent Rating Result
Liam Ireland 0 1 - 0
Brynn McCullagh 1400 1 - 0
Liam Ireland 0 ½ - ½
Brynn McCullagh 1400 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1000 = (2800 + 400 * (3 - 0)) / 4)

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