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Event: EJCOA South Yorkshire U10

Opponent Rating Result
Linda Cao 822 0 - 1
Edward Alexander 577 0 - 1
Reyansh Vangapally 621 0 - 1
Wang Weitong 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

205 = (2020 + 400 * (0 - 3)) / 4)

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