Event: SCCU County Championship: U1850

Opponent Rating Result
Ian K Cross 1728 0 - 1
George Hart 1635 ½ - ½
Peter Grant-Ross 1705 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1423 = (5068 + 400 * (0 - 2)) / 3)

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