Event: SCCU County Championship: Open

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Opponent	Rating	Result
Matthew J Payne	2182	0 - 1
Peter D Lalic	2248	1 - 0
Cian Ward	2112	1 - 0

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

2314 = (6542 + 400 * (2 - 1)) / 3)