Event: 6-Board Division 1

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Opponent	Rating	Result
Xiaofan Li	1989	½ - ½
Shaun J Culkin	2051	0 - 1
Ian D Major	1844	½ - ½
Kristian C Usifoh	1907	0 - 1

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

1748 = (7791 + 400 * (0 - 2)) / 4)