| Opponent |
Rating |
Result |
| John Burke |
90 |
1 - 0 |
| John H Pakenham |
100 |
0 - 1 |
| Ian A Clack |
96 |
1 - 0 |
| John Burke |
90 |
½ - ½ |
| John H Pakenham |
100 |
1 - 0 |
| Ian A Clack |
96 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
229 = (572 + 400 * (3 - 1)) / 6)
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