Event: SCCU County Championship: u1450

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Opponent Rating Result
Ibrahim Ali 1250 0 - 1
Phil S Humphry 1323 1 - 0
Nadim Osseiran 1179 0 - 1
Patrick Kalinowski 958 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1078 = (4710 + 400 * (1 - 2)) / 4)

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