Event: November/December classical

Opponent Rating Result
Harshith Raghu Raman 1027 0 - 1
Harry Chan 1123 0 - 1
Akyra Dave 840 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

863 = (2990 + 400 * (1 - 2)) / 3)

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