Event: 6th Somerset New Year Minor

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Opponent Rating Result
David Purle 1299 1 - 0
Bernadette Ross 1025 1 - 0
William Purle 1529 0 - 1
Ian Leslie 1404 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1514 = (5257 + 400 * (3 - 1)) / 4)

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