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Event: Inter

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Opponent Rating Result
Matthew K Fletcher 172 ½ - ½
Lucy Bennet-Stevens 170 0 - 1
Lewis Martin 210 1 - 0
David C Wedge 170 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

281 = (722 + 400 * (2 - 1)) / 4)

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