Berner, Jacub
Current rating: 1415
Record: 2-7
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 148 | Al-Rubei, Julien Phillip Christian (1615) | Lost 0-2 | -161484 |
| 2standard | 284 | Chmura, Agnieszka (1483) | Won 2-0 | +181502 |
| 3standard | 232 | Nagy, Szilard (1519) | Won 2-1 | +181520 |
| 4standard | 299 | Vieren, Peter (1733) | Lost 0-2 | -141506 |
| 5standard | 295 | Kytola, Aleksi (1500) | Lost 0-2 | -181488 |
| 6standard | 378 | Bernhardsen, Christoffer (1465) | Lost 1-2 | -181470 |
| 7standard | 377 | Bubacz, Aleksander (1462) | Lost 1-2 | -181452 |
| 8standard | 351 | Klimowski, Piotr (1444) | Lost 1-2 | -191433 |
| 9standard | 322 | Maska, Dominik (1424) | Lost 1-2 | -181415 |
| average opponent: 1516record: 2-7 | new rating: 1415 | |||