Event: Knotty Ash Cup

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Opponent	Rating	Result
Stephen Patten	0	1 - 0
Leo Chamberlain	1606	1 - 0
Danny Green	1615	0 - 1

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

1207 = (3221 + 400 * (2 - 1)) / 3)