Event: Club Championships 23-24

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Opponent	Rating	Result
Derek C Pugh	2141	0 - 1
Michael T Harris	2073	0 - 1
Jeremy C Hart	1823	1 - 0

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

1879 = (6037 + 400 * (1 - 2)) / 3)