Event: KO 2021-22

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Opponent	Rating	Result
Michael C Forster	2103	0 - 1
Steve Bird	0	1 - 0
Nick Warren	1777	0 - 1

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

1160 = (3880 + 400 * (1 - 2)) / 3)