Event: SCCU County Championship: U1850

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Opponent	Rating	Result
Michael C Price	1743	½ - ½
H Trevor Jones	1720	½ - ½
Ken R Chamberlain	1660	½ - ½

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

1708 = (5123 + 400 * (0 - 0)) / 3)