Event: Essex Summer Rapid Knockout

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Opponent Rating Result
Max P Pert 2166 ½ - ½
Max P Pert 2166 0 - 1
Roman Ismailov 2042 0 - 1
Roman Ismailov 2042 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2004 = (8416 + 400 * (1 - 2)) / 4)

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