M. Colsen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Vlissingen HZ op 4th | 07/29/2000 | 887 |  Netherlands |
| Vlissingen HZ op 3rd | 08/09/1999 | 678 | Netherlands |
| Vlissingen HZ op 2nd | 07/??/1998 | 685 | Netherlands |
| Vlissingen HZ op 1st | 07/05/1997 | 779 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 2 games |
| D85 | Gruenfeld, exchange variation | 1 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| D03 | Torre attack (Tartakower variation) | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B07 | Pirc defence | 2 games |
| B08 | Pirc, classical (two knights) system | 2 games |
| D10 | Queen's Gambit Declined Slav defence | 2 games |
| D05 | Queen's pawn game | 1 games |
