Event: SCCU County Championship: U1650

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Opponent	Rating	Result
David J Gilbert	1607	½ - ½
Anthony Hunter	1560	0 - 1
Nick Allen	1598	1 - 0

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

1588 = (4765 + 400 * (1 - 1)) / 3)