Event: 4-board Division 3

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Opponent	Rating	Result
Ryan Lubbock	1350	0 - 1
Toby Maynard	1466	1 - 0
Dan Malbon	1300	1 - 0

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

1505 = (4116 + 400 * (2 - 1)) / 3)