Event: Max 400

Opponent Rating Result
Chris East 116 0 - 1
Terry W Walker 164 0 - 1
Michele J Clack 106 ½ - ½
Steve Berry 107 1 - 0
John Burke 90 1 - 0
Chris East 116 1 - 0
Terry W Walker 164 0 - 1
Michele J Clack 106 1 - 0
Steve Berry 107 0 - 1
John Burke 90 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

77 = (1166 + 400 * (4 - 5)) / 10)

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