Event: West London Qualifier

Opponent Rating Result
Tariq Dabiri 0 1 - 0
Zain Patel 1833 0 - 1
Yichen Wu 1347 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

927 = (3180 + 400 * (1 - 2)) / 3)

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