Event: B&DCL Div 3

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Opponent Rating Result
Tarik Reghif 132 0 - 1
Robert Halse 130 0 - 1
Michael J Litchfield 144 ½ - ½
John Beasant 115 ½ - ½
John E Harris 120 ½ - ½
John R Bowley 125 0 - 1
Paul Brackner 132 ½ - ½
Mike Rutter 117 0 - 1
John Beasant 115 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-52 = (1130 + 400 * (0 - 4)) / 9)

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