Event: League Division 1

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Opponent	Rating	Result
Andrii Huk	0	½ - ½
Dale H Cullum	1821	½ - ½
Nathan Everitt	1812	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1211 = (3633 + 400 * (0 - 0)) / 3)