M. Chwalewski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Naleczow op | ??/??/1989 | 1754 |  Poland |
| Naleczow op | 07/??/1987 | 1858 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| E62 | King's Indian, fianchetto variation | 1 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A41 | Queen's Pawn | 1 games |
