Event: Cambs Division 2

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Opponent	Rating	Result
Richard HK Mann	0	0 - 1
Christian Bengtson	1555	1 - 0
Richard McMorran	1653	½ - ½
Andrew Gough	0	½ - ½
Ron N Jones	1638	0 - 1
Ben Rhodes	1593	1 - 0
Peter Baddeley	1533	1 - 0
John Greiller	0	½ - ½

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

1047 = (7972 + 400 * (3 - 2)) / 8)