Event: Division Three

Opponent Rating Result
John Freeman 1755 1 - 0
Nnamdi Ajoku 1735 1 - 0
Mark A Drugan 1742 0 - 1
Jonathan B Hunt 1759 ½ - ½
Anthony Sadler 1833 ½ - ½
Robert Marks 1753 ½ - ½
Doruk Unver 1750 1 - 0
John Foxall 1752 0 - 1
Andrew Cottom 1713 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1844 = (15792 + 400 * (4 - 2)) / 9)

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