Event: Division 2

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Opponent	Rating	Result
Max Nyberg	1967	½ - ½
Ian D Hunnable	1921	1 - 0
Alec Hedger	2085	0 - 1

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

1991 = (5973 + 400 * (1 - 1)) / 3)