Krupa, Kuba
Current rating: 1558
Record: 9-6-1
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 633 | Kriegelstein, Michal (1500) | Lost 1-2 | -191526 |
| 2sealed | 745 | Kleindienst, Raphael (1428) | Lost 1-2 | -201506 |
| 3sealed | 825 | Strumbelj, Jernej (1460) | Won 2-1 | +171523 |
| 4sealed | 761 | Capek, Tomas (1526) | Won 2-0 | +191542 |
| 5sealed | 780 | Hnida, Tomas (1499) | Won 2-0 | +171559 |
| 6sealed | 651 | Hercezi, Mario (1519) | Won 2-1 | +171576 |
| 7sealed | 579 | Libkin, Eugen (1578) | Lost 0-2 | -181558 |
| average opponent: 1501record: 4-3 | new rating: 1558 | |||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 592 | Driessen, Thomas (1524) | Won 2-0 | +181518 |
| 2standard | 542 | Sushalskyy, Sergiy (1500) | Won 2-1 | +181536 |
| 3standard | 533 | Kociecki, Cyryl M (1500) | Won 2-1 | +171553 |
| 4standard | 539 | van Medevoort, Robert (1796) | Won 2-0 | +231576 |
| 5standard | 521 | Merkel, Jan-Moritz (1818) | Lost 0-2 | -141562 |
| 6standard | 560 | Molnar, Marek (1554) | Lost 1-2 | -181544 |
| 7standard | 587 | Dowhan, Pawel (1537) | Won 2-1 | +181562 |
| 8standard | 548 | Benedikt, Stefan (1626) | Lost 1-2 | -171545 |
| 9standard | 554 | Perrache, David (1541) | Draw 1-1 | 01545 |
| average opponent: 1600record: 5-3-1 | new rating: 1545 | |||