2 games · 2019–2021 · 2 classical · 0 online
Janeczko 11 draws0 Poniewierski
75.0% for Janeczko
Openings between them
| B15 | Caro-Kann Defense: Gurgenidze System | 1 | 100.0% |
| B42 | Sicilian Defense: Kan Variation, Modern Variation | 1 | 50.0% |
All games
| Janeczko, Jakub1918 | 1-0 | Poniewierski, P1783 | 240th YMCA Spring A 2021 | 2021 |
| Janeczko, Jakub1839 | ½-½ | Poniewierski, P1858 | 68th ch-Warsaw 2019 | 2019 |