Event: Autumn OTB Division 4

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Opponent	Rating	Result
Howard Hughes	1600	0 - 1
Matthew Hackett	1400	0 - 1
Lawrence Harold	1495	0 - 1

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

1098 = (4495 + 400 * (0 - 3)) / 3)