Event: Division One

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Opponent Rating Result
Joshua Pink 2068 ½ - ½
Golam S Ali 2009 1 - 0
Martin D Smyth 1914 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2264 = (5991 + 400 * (2 - 0)) / 3)

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