Event: 6-Board Division 2

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Opponent	Rating	Result
Ahmet BH Hoscan	149	½ - ½
Keith Thompson	163	0 - 1
Oleg Dukalev	142	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

18 = (454 + 400 * (0 - 1)) / 3)