I. Portnoy
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Abel Cardona op | 12/16/2000 | 1668 | Colombia |
Most Played Openings as White
| ECO | Opening | Games |
| E91 | King's Indian, 6.Be2 | 1 games |
| D30 | Queen's gambit declined | 1 games |
| D32 | Queen's Gambit Declined, Tarrasch defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |


Colombia