Markus Olschewski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Ghent op 26th | 07/19/2003 | 911 |  Belgium |
| Gent op 26th | 07/19/2003 | 911 | Belgium |
| Ruhrgebiet-ch U15 | ??/??/1998 | 0 |  Germany |
| NRW holiday op U13 | ??/??/1995 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B00 | King's pawn opening | 2 games |
| C50 | King's pawn game | 2 games |
| C02 | French, advance variation | 1 games |
| B12 | Caro-Kann defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C66 | Ruy Lopez, Berlin defence, 4.O-O, d6 | 2 games |
| C55 | Two knights defence | 2 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| B32 | Sicilian defence | 1 games |
