Event: Division 1

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Opponent Rating Result
Rachel Topping 67 1 - 0
Chris Jardine 146 0 - 1
Steve Hutchinson 127 ½ - ½
Allan Gardner 148 0 - 1
Chagdarsuran Batbileg 121 0 - 1
Steve Hutchinson 127 0 - 1
Ian D Lamb 139 0 - 1
Vincent Logan 0 0 - 1
Michael B Carroll 138 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-154 = (1013 + 400 * (1 - 7)) / 9)

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Opponent Rating Result
Michael B Carroll 138 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

138 = (138 + 400 * (0 - 0)) / 1)