Event: Clough (Handicap)

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Opponent	Rating	Result
Andrew Walker	1440	0 - 1
Durani Yahya	0	0 - 1
Andrew Morris	706	0 - 1

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

315 = (2146 + 400 * (0 - 3)) / 3)