Event: 4-Board Division 2

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Opponent	Rating	Result
John Thompson	1433	½ - ½
A Peter Owst	1571	0 - 1
Josh Penny	1000	1 - 0

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

1335 = (4004 + 400 * (1 - 1)) / 3)