Event: Norfolk County Chess Championships- Challengers

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Opponent Rating Result
Bharath Klass 1721 0 - 1
Alex Wheeler 1433 0 - 1
Sharvari Saharkar 1550 0 - 1
David B Elsey 1389 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1223 = (6093 + 400 * (0 - 3)) / 4)

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