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Cheddleton Chess Club
2022-2023
Grand Prix S1
Event: Grand Prix S1
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Excel
Opponent
Rating
Result
Caroline L Mountford
1603
0 - 1
S Ali Arshad
1167
0 - 1
Owen Frodsham
1050
1 - 0
Colin Abell
1509
0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1132 = (5329 + 400 * (1 - 3)) / 4)
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