Event: Woodhouse Cup

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Opponent	Rating	Result
Jonathan Round	1957	1 - 0
Paul A Allison	1697	½ - ½
Rob Lockwood	1811	1 - 0

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

2088 = (5465 + 400 * (2 - 0)) / 3)