Piechowiak, Dominik
Current rating: 1471
Record: 3-5
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 458 | Pihlajisto, Ilkka (1547) | Won 2-1 | +191519 |
| 2sealed | 339 | Marquilly, Adrien (1653) | Lost 0-2 | -161503 |
| 3sealed | 603 | Antonenko, Oleksii (1686) | Lost 1-2 | -141489 |
| 4sealed | 654 | Dabrowski, Pawel (1485) | Won 2-0 | +181507 |
| 5sealed | 684 | Lange, Silke (1438) | Won 2-1 | +161523 |
| 6sealed | 503 | Poletti, Claudio (1536) | Lost 0-2 | -171506 |
| 7sealed | 517 | Janes, Erik (1505) | Lost 0-2 | -181488 |
| 8sealed | 469 | Polkowski, Grzegorz (1575) | Lost 0-2 | -171471 |
| average opponent: 1553record: 3-5 | new rating: 1471 | |||