Event: Bedfordshire Individual Championship

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Opponent	Rating	Result
Vincent Edwards	1544	½ - ½
Nigel Collins	1509	1 - 0
Richard T Bodily	1970	0 - 1
Robert S Walker	1752	1 - 0
Aleksandar Juhasz	1592	1 - 0
James Gardner	2107	1 - 0

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

1946 = (10474 + 400 * (4 - 1)) / 6)