Event: Division 2

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Opponent	Rating	Result
Joseph P Alcock	120	0 - 1
Mick J Renshaw	120	0 - 1
Grenville Cross	120	0 - 1

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

-280 = (360 + 400 * (0 - 3)) / 3)