J. Passos
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| BDC op | ??/??/1988 | 178 | Uruguay |
| Piriapolis op | ??/??/1987 | 63 | Uruguay |
Most Played Openings as White
| ECO | Opening | Games |
| D91 | Gruenfeld, 5.Bg5 | 2 games |
| A08 | Reti, King's Indian attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| E93 | King's Indian, Petrosian system, main line | 1 games |
| E66 | King's Indian, fianchetto, Yugoslav Panno | 1 games |
| C55 | Two knights defence | 1 games |


Uruguay