Event: SCCU County Championship: u1450

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Opponent Rating Result
Abu Hasan 1395 0 - 1
Phil S Humphry 1323 0 - 1
John R Chapman 1195 ½ - ½
Ben Kennedy 910 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1106 = (4823 + 400 * (1 - 2)) / 4)

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