Event: Norfolk County Chess Championships

Opponent Rating Result
Benjamin PQ Collinson 1980 0 - 1
Jaden Jermy 2165 0 - 1
David J Payne 1762 0 - 1
Nigel J Larter 1783 ½ - ½
Steve N Moore 1851 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1588 = (9541 + 400 * (0 - 4)) / 5)

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