Event: IM Brown

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Opponent Rating Result
Kenneth L Marsden 0 ½ - ½
Ben D Science 0 0 - 1
Michael A Pollard 0 ½ - ½
Dean Hepworth 0 0 - 1
Yael Braunstein 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-240 = (0 + 400 * (0 - 3)) / 5)

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