Event: Division B

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Opponent Rating Result
Ron Broxson 77 1 - 0
Joss P Daune 111 0 - 1
Patrick N Coleman 108 ½ - ½
Graham Taylor 118 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

4 = (414 + 400 * (1 - 2)) / 4)

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