Event: Hammersmith Rockhammer Cup

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Opponent	Rating	Result
Kai Hanache	1969	0 - 1
Mark Croasdale	1579	1 - 0
Aloysius Lip	1951	1 - 0

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

1966 = (5499 + 400 * (2 - 1)) / 3)