Event: SCCU County Championship: u1850

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Opponent	Rating	Result
Hubert Bates	1706	½ - ½
Pete Meadows	1660	1 - 0
Alexey Markov	1635	½ - ½

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

1800 = (5001 + 400 * (1 - 0)) / 3)