Event: Reading-Chess-Open

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Opponent Rating Result
Zain Jafri 889 0 - 1
Zain Jafri 1168 0 - 1
Mayank Palav 1640 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

832 = (3697 + 400 * (0 - 3)) / 3)

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