Event: B Division

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Opponent	Rating	Result
R Mark Hann	2035	1 - 0
Jonathan S Hill	2068	½ - ½
Marcial T Flores	1978	1 - 0

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

2294 = (6081 + 400 * (2 - 0)) / 3)