Event: Mini League

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Opponent Rating Result
Stefan Winman 1449 ½ - ½
Matthew Blackwell 1302 1 - 0
Aarav Sohi 1402 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1384 = (4153 + 400 * (1 - 1)) / 3)

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