Event: Clough (Handicap)

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Opponent Rating Result
Werner Rieser 100 ½ - ½
David Copland 0 ½ - ½
Telsam Musa 0 0 - 1
Graham N Redmond 158 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

65 = (258 + 400 * (1 - 1)) / 4)

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