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North Gloucestershire Chess Association
2017 season
Division 3
Event: Division 3
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Excel
Opponent
Rating
Result
Kevin N Bendall
135
1 - 0
Robert Ashworth
161
0 - 1
Chung W Ho
133
1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games
276 = (429 + 400 * (2 - 1)) / 3)
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