Event: Book Prize - C 24/25

Opponent Rating Result
John E Davis 1398 0 - 1
John Kooner 1341 0 - 1
Keven A Lamb 1365 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

968 = (4104 + 400 * (0 - 3)) / 3)

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