Opponent |
Rating |
Result |
John C Staplehurst |
1522 |
½ - ½ |
Rafael A Couto Cabral |
1500 |
0 - 1 |
Robert W Stephens |
1729 |
0 - 1 |
Robert Petrovai |
1640 |
0 - 1 |
Peter Kukiewicz |
1318 |
0 - 1 |
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1222 = (7709 + 400 * (0 - 4)) / 5)
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