Event: Autumn OTB Division 1

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Opponent	Rating	Result
Simeon Sakic	1953	0 - 1
Joao Rita	2013	0 - 1
Simon J Taylor	1780	0 - 1

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

1515 = (5746 + 400 * (0 - 3)) / 3)