Kratka, Jan
Current rating: 1469
Record: 1-3
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 584 | Kruzic, Stanko (1518) | Won 2-1 | +181518 |
| 2standard | 546 | Krolow, Frank (1518) | Lost 0-2 | -181500 |
| 3standard | 625 | Sienko, Piotr (1742) | Lost 1-2 | -131487 |
| 4standard | 688 | Nowowiejski, Tomasz (1483) | Lost 0-2 | -181469 |
| average opponent: 1565record: 1-3 | new rating: 1469 | |||