Event: Division 1

Opponent Rating Result
Stan Roynon 1786 ½ - ½
Martin J White 1889 0 - 1
Leonid Chindelevitch 1787 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1821 = (5462 + 400 * (1 - 1)) / 3)

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