Event: Division 3

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Opponent Rating Result
Eugenia Karas 108 ½ - ½
Tom Garcia 1702 1 - 0
Yitzchok Priampolsky 0 1 - 0
Nandinee Thatte 1616 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1157 = (3426 + 400 * (3 - 0)) / 4)

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