John Arni Nilssen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Amager-ch | 09/27/1999 | 1194 | Denmark |
Most Played Openings as White
| ECO | Opening | Games |
| D34 | Queen's Gambit Declined, Tarrasch, Prague variation, 7...Be7 | 1 games |
| D90 | Gruenfeld, Three knights variation | 1 games |
| E45 | Nimzo-Indian, 4.e3, Bronstein (Byrne) variation | 1 games |
| E15 | Queen's Indian, 4.g3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B32 | Sicilian defence | 1 games |
| E21 | Nimzo-Indian, three knights variation | 1 games |
| B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 1 games |


Denmark