Event: Norfolk County Chess Championships

Opponent Rating Result
Armando Galletti 1756 1 - 0
Roy Hughes 2008 0 - 1
Paul P Smith 2042 0 - 1
Mervyn J Hughes 1860 0 - 1
David J Payne 1762 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1806 = (9428 + 400 * (2 - 3)) / 5)

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