Event: Mini League

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Opponent Rating Result
Steven Hodgson 1398 ½ - ½
Matt Jones 1680 0 - 1
Michell Rosamonte 1449 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1376 = (4527 + 400 * (0 - 1)) / 3)

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