Event: Div 4 - Athenaeum Cup

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Opponent Rating Result
Richard Dawson 1499 0 - 1
Ivan Dunnachie 0 0 - 1
Ji Hao Karl Ng 0 0 - 1
Ken Hunter 1765 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

416 = (3264 + 400 * (0 - 4)) / 4)

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