| Opponent |
Rating |
Result |
| Paul A Landless |
0 |
1 - 0 |
| Anthony GC Paish |
0 |
1 - 0 |
| Derek JE Harris |
0 |
1 - 0 |
| Mark J Calvert |
0 |
1 - 0 |
| Jeremy A Leake |
0 |
0 - 1 |
| Howard Mather |
0 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
200 = (0 + 400 * (4 - 1)) / 6)
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