2 games · 2015–2018 · 2 classical · 0 online
Erdelyi 10 draws1 Csonka
50.0% for Erdelyi
Openings between them
| B40 | Sicilian Defense: French Variation, Westerinen Attack | 1 | 100.0% |
| B47 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | 1 | 0.0% |
All games
| Csonka, A12366 | 0-1 | Erdelyi, Z2304 | TCh-HUN 2017-18 | 2018 |
| Erdelyi, Z2287 | 0-1 | Csonka, A12327 | TCh-HUN 2015-16 | 2015 |