Event: SCCU County Championship: U2050

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Opponent	Rating	Result
Gaston Franco	1992	0 - 1
Roman Ismailov	1990	½ - ½
Philip M Stimpson	1968	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1850 = (5950 + 400 * (0 - 1)) / 3)