Grzywna, Artur
Current rating: 1486
Record: 4-5
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 261 | Was, Michal (1500) | Won 2-0 | +181518 |
| 2standard | 224 | Sandlak, Marcin (1519) | Lost 0-2 | -181500 |
| 3standard | 368 | Gregor, Robert (1467) | Lost 0-2 | -191481 |
| 4standard | 423 | Sados, Marcin (1618) | Lost 0-2 | -151466 |
| 5standard | 487 | Brzezinski, Michal (1463) | Won 2-1 | +181484 |
| 6standard | 426 | Malukov, Pavel (1600) | Lost 0-2 | -161468 |
| 7standard | 389 | Tymoteusz, Sienko (1468) | Lost 1-2 | -181450 |
| 8standard | 332 | Nielsen, Jacob Norholm (1461) | Won 2-0 | +181468 |
| 9standard | 268 | Jensen, Christian (1433) | Won 2-0 | +181486 |
| average opponent: 1503record: 4-5 | new rating: 1486 | |||