Event: Division 2

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Opponent	Rating	Result
Petr Vachtfeidl	1940	0 - 1
Howard Groves	1886	½ - ½
Barry N Green	1909	1 - 0
Vincent Goverse	1447	1 - 0
Kostyantyn Titorenko	1885	½ - ½
Dmitry Vasiliev	1852	0 - 1
ARMAN NILIM	1621	0 - 1

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

1734 = (12540 + 400 * (2 - 3)) / 7)