Event: Hebden Bridge Chess Club Championship 2023

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Opponent	Rating	Result
Talal Ezzo	1754	0 - 1
Adam Smith	1598	0 - 1
Matthew Nolan	1371	0 - 1
Paul Edwards	1567	1 - 0
Cobus Daneel	1781	0 - 1

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

1374 = (8071 + 400 * (1 - 4)) / 5)