Event: Strong Plate KO

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Opponent	Rating	Result
Gary Behan	95	1 - 0
Ken Hunter	0	1 - 0
Michael H Stinton-Brownbridge	154	0(def) - 1

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

448 = (95 + 400 * (2 - 0)) / 2)