Event: Martin Cath Trophy

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Opponent	Rating	Result
Matt Darville	1949	0 - 1
Samuel Barlerin	1941	1 - 0
Matthew J Hortin	1937	0 - 1

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

1809 = (5827 + 400 * (1 - 2)) / 3)