Event: 5th Somerset New Year Intermediate

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Opponent Rating Result
Timothy M Jones 0 1 - 0
Alastair JD Marston 1714 0 - 1
Paul Rodger 0 0 - 1
Grant Daly 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

229 = (1714 + 400 * (1 - 3)) / 4)

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