vacik, jakub
Current rating: 1486
Record: 3-4-2
| Grand Prix Prague 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 218 | Posavi, Andrej (1454) | Draw 1-1 | -11499 |
| 2modern | 309 | Frait, Frantisek (1598) | Won 2-1 | +201519 |
| 3modern | 345 | Vollmann, Benjamin (1497) | Lost 1-2 | -181501 |
| 4modern | 498 | Liebich, Igor (1511) | Won 2-0 | +181519 |
| 5modern | 337 | Matousek, Pavel (1838) | Lost 0-2 | -131506 |
| 6modern | 454 | Marranci, Alessandro (1480) | Won 2-0 | +181524 |
| 7modern | 325 | Heinemann, Stefan (1447) | Lost 1-2 | -191505 |
| 8modern | 376 | Zima, Vladimir (1500) | Draw 1-1 | -11504 |
| 9modern | 350 | Zakiewicz, Marcin (1466) | Lost 0-2 | -181486 |
| average opponent: 1532record: 3-4-2 | new rating: 1486 | |||