Event: Division 2

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Opponent	Rating	Result
Ralph Barraclough	1368	0 - 1
Richard Zaidman	1634	0 - 1
Mick Overend	1515	0 - 1
Ellis Howard	1666	0 - 1
Lee Boyes	1596	0 - 1
Ian Goater	1464	0 - 1
John K Holliday	1646	0 - 1
Alex Leggat	1623	0 - 1

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

1164 = (12512 + 400 * (0 - 8)) / 8)