Event: Northamptonshire Silver King League Division 2

Opponent Rating Result
Greg Smith 1999 0 - 1
John Thomson 1776 1 - 0
Ron Cooper 1501 1 - 0
Jonathan Cleghorn 1740 0 - 1
Kenny (Kehinde) Gbolade 1909 0 - 1
Daniel Talbott 1524 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1742 = (10449 + 400 * (3 - 3)) / 6)

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