N. Willumsen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Copenhagen op | 06/??/1988 | 2201 |  Denmark |
Most Played Openings as White
| ECO | Opening | Games |
| E81 | King's Indian, Saemisch, 5...O-O | 1 games |
| B39 | Sicilian, accelerated fianchetto, Breyer variation | 1 games |
| B40 | Sicilian defence | 1 games |
| C89 | Ruy Lopez, Marshall counter-attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E69 | King's Indian, fianchetto, classical main line | 1 games |
| B38 | Sicilian, accelerated fianchetto, Maroczy bind, 6.Be3 | 1 games |
| A36 | English, symmetrical variation | 1 games |
| E97 | King's Indian, orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation) | 1 games |
