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Manchester Chess Federation
2024-25
Harry Lamb
Event: Harry Lamb
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Excel
Opponent
Rating
Result
James Parker
1034
1 - 0
James Parker
1034
1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1434 = (2068 + 400 * (2 - 0)) / 2)
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