Mathias Bonatz
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Landesliga2 Ost 0304 | 09/28/2003 | 408 |  Germany |
| Mecklenburg VP-ch U18 | 02/??/2003 | 1327 | Germany |
| Strelasund op | ??/??/1998 | 314 | Germany |
| Strelasund op | ??/??/1997 | 301 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 2 games |
| D20 | Queen's gambit accepted | 1 games |
| D30 | Queen's gambit declined | 1 games |
| A35 | English, symmetrical variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A95 | Dutch, stonewall with Nc3 | 2 games |
| B13 | Caro-Kann, exchange variation | 1 games |
| A85 | Dutch with c4 & Nc3 | 1 games |
| B18 | Caro-Kann, classical variation | 1 games |
