Event: SCCU County Championship: U1850

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Opponent	Rating	Result
Ruqayyah Rida	1261	0 - 1
Levente L Lencses	1525	1 - 0

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

1393 = (2786 + 400 * (1 - 1)) / 2)