Opponent |
Rating |
Result |
Laurence A Butt |
161 |
½ - ½ |
Ollie Willson |
193 |
½ - ½ |
Anthony Stanton |
140 |
½ - ½ |
Nicholas G Ashby |
0 |
0 - 1 |
Derek Cosens |
133 |
1 - 0 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
125 = (627 + 400 * (1 - 1)) / 5)
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