Event: HDCA Summer League Section 2

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Opponent	Rating	Result
Nick Colley	78	½ - ½
Floyd Askin	55	½ - ½
Steve Donoghue	75	0 - 1

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

-64 = (208 + 400 * (0 - 1)) / 3)