Event: D&DCL Div 2

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Opponent	Rating	Result
Dylan Meyer	130	0 - 1
Mark AK Carter	0	0 - 1
Vaughan WG Smith	130	0 - 1

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

-313 = (260 + 400 * (0 - 3)) / 3)