Event: 4-Board Division 2

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Opponent Rating Result
Graham Lee 117 ½ - ½
Genadij Uskovs 107 1 - 0
William I Wright 108 1 - 0
Ron V Kemp 88 1 - 0
Steve Tomlinson 89 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

422 = (509 + 400 * (4 - 0)) / 5)

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