JJ. Nielsen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Agios Nikolaos op | 10/22/1997 | 1757 | Greece |
Most Played Openings as White
| ECO | Opening | Games |
| A85 | Dutch with c4 & Nc3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D58 | Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) system | 1 games |
| C09 | French, Tarrasch, open variation, main line | 1 games |


Greece