Event: IM Brown

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Opponent Rating Result
Michael I Connor 1755 0 - 1
Varun Nayak 1504 0 - 1
James Davidson 1607 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1222 = (4866 + 400 * (0 - 3)) / 3)

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