Event: SCCU County Championship: Open

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Opponent Rating Result
D Ian Calvert 1993 0 - 1
Philip M Stimpson 1944 ½ - ½
David S Tucker 1986 ½ - ½
Laith Hayali 1787 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1728 = (7710 + 400 * (0 - 2)) / 4)

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