Event: January 2022 clubnight classical games

Opponent Rating Result
Jessica Maslowska 0 0 - 1
Elizaveta Astrakhantceva 700 1 - 0
Elliott Kaye 775 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

358 = (1475 + 400 * (1 - 2)) / 3)

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