Event: Club Championship 23

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Opponent	Rating	Result
Derek J Reynolds	1537	1 - 0
Brendan Gibbons	1300	½ - ½
Gerald Cattouse	1300	1 - 0

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

1646 = (4137 + 400 * (2 - 0)) / 3)