Event: Durham League Division 1

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Opponent Rating Result
Robin J Nandi 0 0 - 1
Christopher Sayers 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-200 = (0 + 400 * (0 - 1)) / 2)

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Opponent Rating Result
Richard J Harris 0 ½ - ½
Steve H Jefferies 0 ½ - ½
Luke Remus Elliot 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-133 = (0 + 400 * (0 - 1)) / 3)