John Nielsson
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Odense op | ??/??/1979 | 0 | Denmark |
Most Played Openings as White
| ECO | Opening | Games |
| B34 | Sicilian, accelerated fianchetto, exchange variation | 1 games |
| B30 | Sicilian defence | 1 games |
| C01 | French, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 2 games |
| C45 | Scotch game | 1 games |


Denmark