Event: Holmes Chapel Chess Club Individual Championship

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Opponent	Rating	Result
Nigel Scott	1562	1 - 0(def)
Malcolm A Roberts	1684	1 - 0
James Hanlon	1672	1 - 0
Michael A Lee	1648	1 - 0
Paul G Clifford	1458	1 - 0(def)
John Hicks	1617	1 - 0
Patrick Bennett	1962	0 - 1

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

1957 = (8583 + 400 * (4 - 1)) / 5)