Stefan Mahlstedt
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| JBLN West 9495 | ??/??/1994 | 118 | Germany |
| JBLN West 9394 | ??/??/1993 | 109 | Germany |
| JBLN West 9293 | ??/??/1992 | 89 | Germany |
| Bremen-ch U17 | ??/??/1992 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 6 games |
| E66 | King's Indian, fianchetto, Yugoslav Panno | 2 games |
| A47 | Queen's Indian defence | 1 games |
| A46 | Queen's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 3 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 2 games |
| D30 | Queen's gambit declined | 1 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |


Germany