M. Potashnik
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| EU-ch U12 | 09/03/1999 | 593 | Greece |
| EU-ch U12 | 07/??/1998 | 428 | Austria |
Most Played Openings as White
| ECO | Opening | Games |
| C90 | Ruy Lopez, closed (with ...d6) | 2 games |
| C18 | French, Winawer, advance variation | 1 games |
| B07 | Pirc defence | 1 games |
| B66 | Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B32 | Sicilian defence | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| B30 | Sicilian defence | 1 games |


Greece
Austria