Event: Tonbridge

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Opponent Rating Result
Avaan Choudhury 1497 0 - 1
Mesum Khaja 1123 1 - 0
Roman Pavlov 1444 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1221 = (4064 + 400 * (1 - 2)) / 3)

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