Potyka, Alfred
Current rating: 1486
Record: 3-4
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Rieth, Josephine (1500) | Won 2-0 | +181518 |
| 2sealed | 110 | Reiche, Philipp (1518) | Won 2-1 | +181536 |
| 3sealed | 59 | Drewes, David (1485) | Won 2-0 | +171553 |
| 4sealed | 8 | Muller, Michael (1706) | Lost 0-2 | -151538 |
| 5sealed | 85 | Westerlund, Christopher (1543) | Lost 0-2 | -181520 |
| 6sealed | 98 | Guerra, Ricardo [MEX] (1604) | Lost 1-2 | -171503 |
| 7sealed | 117 | Johnson, Sven (1505) | Lost 0-2 | -171486 |
| average opponent: 1552record: 3-4 | new rating: 1486 | |||