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Event: Bronowski Trophy 2009-10

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Opponent Rating Result
Ian N Heppell 0 ½ - ½
D Ian Calvert 0 ½ - ½
Rupert S Dickens 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-133 = (0 + 400 * (0 - 1)) / 3)

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