Event: IM Brown

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Opponent Rating Result
Andy J Bagley 158 0 - 1
Steve Smith 48 ½ - ½
Karim Khan 143 0 - 1
Samuel J Playford 122 0 - 1
Simon Skinner 121 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-202 = (592 + 400 * (0 - 4)) / 5)

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