Event: City Chess League 2022-23

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Opponent Rating Result
John D Carlin 2277 0 - 1
Vincenzo Montilli 2266 ½ - ½
Bertrand A Barlow 1940 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2161 = (6483 + 400 * (1 - 1)) / 3)

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