Event: B Division

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Opponent	Rating	Result
Kevin Edge	125	½ - ½
Anthony Jinks	116	½ - ½
Malachy Fielding	125	1 - 0
Jordan Quinn	52	1 - 0
Malachy Fielding	32	1 - 0

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

330 = (450 + 400 * (3 - 0)) / 5)