Event: Hebden Bridge Chess Club Championship 2022

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Opponent	Rating	Result
Paul Edwards	0	1 - 0
Talal Ezzo	1744	0 - 1
Adam Smith	1633	1 - 0
Cobus Daneel	1724	0 - 1
Steve Harrington	1617	1 - 0

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

1424 = (6718 + 400 * (3 - 2)) / 5)