4 games · 2020–2026 · 4 classical · 0 online
Kosakowski 40 draws0 Janeczko
100.0% for Kosakowski
Openings between them
| B02 | Alekhine Defense: Sämisch Attack | 1 | 100.0% |
| B20 | Sicilian Defense | 1 | 100.0% |
| B40 | Sicilian Defense: Delayed Alapin Variation, with e6 | 1 | 100.0% |
| B90 | Sicilian Defense: Najdorf Variation, Petronić Attack | 1 | 100.0% |
All games
| Kosakowski, Jakub2549 | 1-0 | Janeczko, Jakub2229 | Jana Maciei Mem 2026 | 2026 |
| Kosakowski, Jakub2514 | 1-0 | Janeczko, Jakub2302 | TCh-POL 1st League 2024 | 2024 |
| Janeczko, Jakub2293 | 0-1 | Kosakowski, Jakub2480 | Krakow International 2024 | 2024 |
| Janeczko, Jakub1980 | 0-1 | Kosakowski, Jakub2431 | ch-POL U20 2020 | 2020 |