Event: SCCU County Championship: U1650

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Opponent	Rating	Result
Anthony M Langley	1553	0(def) - 1
David Smith	1602	½ - ½
Ken R Chamberlain	1602	½ - ½

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

1602 = (3204 + 400 * (0 - 0)) / 2)