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Sheffield & District Chess Association
2022-23
Div 4 - Athenaeum Cup
Event: Div 4 - Athenaeum Cup
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Excel
Opponent
Rating
Result
Ben G Hunt
1673
0 - 1
David Hill
1375
0 - 1
Zilu Ji
1091
1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1246 = (4139 + 400 * (1 - 2)) / 3)
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