Event: Cornwall Online League

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Opponent Rating Result
Jeremy FS Menadue 0 0 - 1
Richard AL Smith 0 0 - 1
Lloyd Retallick 0 ½ - ½
Nigel J Kirkman 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-300 = (0 + 400 * (0 - 3)) / 4)

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