Marek Sumny
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| SVK-chT3B 0203 | 10/??/2002 | 911 | Slovakia |
| SVK-ch U10 | ??/??/1999 | 0 | Slovakia |
Most Played Openings as White
| ECO | Opening | Games |
| C50 | King's pawn game | 3 games |
| B30 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B10 | Caro-Kann defence | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| B15 | Caro-Kann defence | 1 games |
| B13 | Caro-Kann, exchange variation | 1 games |


Slovakia