Event: Radley Qualifier

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Opponent Rating Result
Billy Fellowes 2080 0 - 1
Steve Shen 0 ½ - ½
Calvin Chris Biju 1480 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1187 = (3560 + 400 * (1 - 1)) / 3)

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