Event: IM Brown Shield

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Opponent Rating Result
Bryan Hesler 1724 ½ - ½
Vivien Webster 1690 ½ - ½
RA Bob Maltby 1623 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1812 = (5037 + 400 * (1 - 0)) / 3)

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