Sonakowski, Jakub
Current rating: 1565
Record: 6-3
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 196 | Szymiec, Wiktor (1528) | Won 2-1 | +191519 |
| 2sealed | 156 | Pasgaard, Alexander (1526) | Lost 0-2 | -181501 |
| 3sealed | 328 | Mellberg, Eric (1644) | Won 2-0 | +201521 |
| 4sealed | 284 | Wall, Oskar (1639) | Lost 1-2 | -161505 |
| 5sealed | 262 | Dickmann, Fabian (1857) | Lost 0-2 | -111494 |
| 6sealed | 354 | Sarnowski, Daniel (1544) | Won 2-1 | +181512 |
| 7sealed | 295 | Marek, Krzysztof (1478) | Won 0-0 | +181530 |
| 8sealed | 163 | Abel, Max (1419) | Won 2-0 | +161546 |
| 9sealed | 165 | Rejman, Jiri (1594) | Won 2-1 | +191565 |
| average opponent: 1581record: 6-3 | new rating: 1565 | |||