Event: SCCU County Championship: u1450

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Opponent Rating Result
Sandy A Smyth 1370 0 - 1
Howard Walden 1348 0 - 1
Eitan Eisen 1252 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1190 = (3970 + 400 * (1 - 2)) / 3)

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