Event: Bristol TCC

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Opponent Rating Result
Eleanor Fairfax 31 1 - 0
Madeleine Smith 141 0 - 1
Toby Kan 156 0 - 1
Zoha Ashraf 121 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

12 = (449 + 400 * (1 - 2)) / 4)

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