Samal, Krystof
Current rating: 1428
Record: 5-9-1
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Janovsky, David (1409) | Lost 0-2 | -191446 |
| 2sealed | 227 | Bouril, Frantisek (1482) | Draw 1-1 | +11447 |
| 3sealed | 236 | Rajsl, Jakub (1411) | Won 2-1 | +171464 |
| 4sealed | 194 | Danek, Jan (1439) | Lost 0-2 | -191445 |
| 5sealed | 224 | Opl, Thomas (1428) | Lost 1-2 | -181427 |
| 6sealed | 215 | Kolar, David (1446) | Won 2-0 | +181445 |
| 7sealed | 159 | Wieczorek, Konrad (1485) | Lost 1-2 | -171428 |
| average opponent: 1443record: 2-4-1 | new rating: 1428 | |||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Krumpholc, Jan (1500) | Lost 0-2 | -181482 |
| 2sealed | 232 | Kornobis, Maciej (1482) | Lost 0-2 | -181464 |
| 3sealed | 320 | Stehlik, Mirek (1464) | Lost 0-2 | -181446 |
| 4sealed | 348 | Kouril, Jan 2948 (1445) | Lost 0-2 | -181428 |
| 6sealed | 283 | Zakouril, Jakub (1448) | Lost 0-2 | -181410 |
| 7sealed | 247 | Janecek, Michal (1402) | Won 2-1 | +181428 |
| 8sealed | 186 | Augustin, Marek (1445) | Won 2-1 | +191447 |
| 9sealed | 133 | Zivkovic, Ozren (1467) | Won 2-0 | +181465 |
| average opponent: 1457record: 3-5 | new rating: 1465 | |||