Event: Open

Opponent Rating Result
Shabir Okhai 2257 0 - 1
Luke Boynton 2025 0 - 1
Derek Backhouse 1766 1 - 0
Shabir Okhai 2257 0 - 1
Luke Boynton 2025 0 - 1
Derek Backhouse 1766 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1883 = (12096 + 400 * (2 - 4)) / 6)

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