Event: Division 2

Opponent Rating Result
Chris John Evans 1826 0 - 1
Anthony Sadler 1814 ½ - ½
Danut Joian 1888 0 - 1
Paul J Colburn 1974 1 - 0
Richard C Reynolds 1820 0 - 1
Jonathan Dale 1921 0 - 1
Keith R Ingram 1867 0 - 1
Robert Reynolds 1776 ½ - ½
Paul Roper 1846 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1726 = (16732 + 400 * (2 - 5)) / 9)

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