Event: IM Brown

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Opponent Rating Result
John M Morgan 167 1 - 0
David C Wedge 168 0 - 1
Chris R Tinker 131 1 - 0
Ismet Berisha 147 1 - 0
Neil Griffiths 129 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

388 = (742 + 400 * (4 - 1)) / 5)

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