Event: 5th Somerset New Year Intermediate

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Opponent Rating Result
Ian P Blencowe 0 ½ - ½
Grant Daly 0 1 - 0
Oliver T Isaac 1733 0 - 1
Robert A Lanzer 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

333 = (1733 + 400 * (1 - 2)) / 4)

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