W. Van der Mark
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Vlissingen HZ op 1st | 07/05/1997 | 779 | Netherlands |
| Vlissingen op | 07/??/1996 | 668 | Netherlands |
| Vlissingen op | ??/??/1995 | 649 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 4 games |
| C02 | French, advance variation | 3 games |
| D26 | Queen's Gambit Accepted, 4...e6 | 1 games |
| B07 | Pirc defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C02 | French, advance variation | 4 games |
| C01 | French, exchange variation | 3 games |
| A85 | Dutch with c4 & Nc3 | 1 games |
| D02 | Queen's pawn game | 1 games |


Netherlands