Event: 2nd Cornwall Autumn Major

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Opponent Rating Result
Megan E O'Brien 1825 ½ - ½
Michael Hill 1666 ½ - ½
Alastair JD Marston 1669 ½ - ½
Percy TP Gill 1742 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1826 = (6902 + 400 * (1 - 0)) / 4)

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