Event: Guildford FIDE Congress 2024 – Open

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Opponent	Rating	Result
Alex Golding	0	0 - 1
William Golding	0	1 - 0
Adrian D Wallace	0	½ - ½
Thomas Villiers	0	0 - 1
Josh Sharma	0	½ - ½

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

-80 = (0 + 400 * (1 - 2)) / 5)