Event: Division C

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Opponent Rating Result
John Dawson 1282 1 - 0
Anthony Frate 0 0 - 1
Gul Kapur 1379 ½ - ½
Mark D McWilliams 1498 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

940 = (4159 + 400 * (1 - 2)) / 4)

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