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Merseyside Chess Association
2022/2023
MCA Division 4
Event: MCA Division 4
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Excel
Opponent
Rating
Result
Leo Chamberlain
0
1 - 0
David McKee
1497
0 - 1
Jane Reece
0
0 - 1
Harry Pollock
0
1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games
374 = (1497 + 400 * (2 - 2)) / 4)
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