Event: IM Brown Shield

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Opponent Rating Result
Vance Frisch 0 ½ - ½
Robert Dennington 1634 0 - 1
Alex Jamieson 1467 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1034 = (3101 + 400 * (1 - 1)) / 3)

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