Event: Division Two

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Opponent Rating Result
Andrew Bland 125 ½ - ½
Les Johnson 138 1 - 0
Derrick J Mason 76 1 - 0
Keith Brack 104 1 - 0
R (Bob) Leach 0 0 - 1
John E Parr 0 ½ - ½
R (Bob) Leach 113 1 - 0
Andrew Bland 130 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

236 = (686 + 400 * (4 - 1)) / 8)

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Opponent Rating Result
Chris S Edwards 125 0 - 1
Robert Derrington 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-138 = (125 + 400 * (0 - 1)) / 2)