Event: Sheffield Individual Championships

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Opponent	Rating	Result
Alan S Taylor	0	1 - 0
Geoffrey D Brown	152	0 - 1
Anthony G Steele	118	1 - 0
Josephine Woollard	110	1 - 0
Harry Feather	114	1 - 0(def)
Khaled Muflehi	168	1 - 0
Shane S Frith	140	1 - 0
John T Fletcher	181	1 - 0

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

410 = (869 + 400 * (6 - 1)) / 7)