Event: City Chess League 2021-22

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Opponent Rating Result
Dragomir Zarev 1893 0 - 1
Paul R Barclay 1803 1 - 0
Daniel Aziz 0 ½ - ½
David J Wilson 2035 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1433 = (5731 + 400 * (1 - 1)) / 4)

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