Krupkowski, Grzegorz
Current rating: 1526
Record: 5-4-2
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 89 | Harvilko, Jiri (1470) | Won 2-1 | +171521 |
| 2sealed | 8 | Lebeda, Jiri (1618) | Lost 1-2 | -161505 |
| 3sealed | 204 | Zoova, Sander (1499) | Won 2-1 | +181523 |
| 4sealed | 113 | Chomicz, Kacper (1543) | Won 2-1 | +181541 |
| 5sealed | 70 | Bosler, Fabian (1706) | Lost 0-2 | -151526 |
| average opponent: 1567record: 3-2 | new rating: 1526 | |||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 17 | Schulze, Mike (1647) | Draw 1-1 | +31503 |
| 2standard | 107 | Svoboda, Tomas (1484) | Won 2-0 | +171520 |
| 3standard | 67 | Kientzler, Nicolas (1585) | Draw 1-1 | +11521 |
| 4standard | 134 | Rzadkosz, Szymon (1518) | Lost 1-2 | -181503 |
| 5standard | 162 | Feher, Attila (1530) | Won 2-0 | +191522 |
| 6standard | 128 | Pekala, Sebastian (1519) | Lost 0-2 | -181504 |
| average opponent: 1547record: 2-2-2 | new rating: 1504 | |||