| Opponent |
Rating |
Result |
| Kenneth GE Morrison |
172 |
1 - 0 |
| David WW Gunter |
0 |
½ - ½ |
| Brian Lever |
118 |
1 - 0 |
| Maurice J Hill |
147 |
1 - 0 |
| Geoffrey D Brown |
146 |
½ - ½ |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
357 = (583 + 400 * (3 - 0)) / 5)
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