Event: 5th Somerset New Year Major

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Opponent Rating Result
Matthew R Wilson 1848 0 - 1
George Georgiou 1785 ½ - ½
Peter Jones 0 0 - 1
Richard J Johnson 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

608 = (3633 + 400 * (0 - 3)) / 4)

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