Event: Division 2

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Opponent	Rating	Result
David C Neagle	1712	0 - 1
Patrick Flexman	1762	1 - 0
Stuart Newman	1211	1 - 0

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

1695 = (4685 + 400 * (2 - 1)) / 3)