Event: Derby & District Division 2

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Opponent	Rating	Result
John S Shaw	1748	1 - 0
Roger Moors	1500	1 - 0
George Gledhill	1539	1 - 0

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

1996 = (4787 + 400 * (3 - 0)) / 3)