Event: Knock-Out Cup

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Opponent	Rating	Result
Clive Blackburn	0	1 - 0
Adam R Breeden	1426	1 - 0
Mike J Donnelly	1959	½ - ½

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

1395 = (3385 + 400 * (2 - 0)) / 3)