J. Barreto
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| PER-ch | 02/??/1999 | 716 | Peru |
| Lima op | ??/??/1993 | 100 | Peru |
Most Played Openings as White
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 1 games |
| B43 | Sicilian, Kan, 5.Nc3 | 1 games |
| A04 | Reti opening | 1 games |
| C89 | Ruy Lopez, Marshall counter-attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B54 | Sicilian | 1 games |
| E43 | Nimzo-Indian, Fischer variation | 1 games |
| A05 | Reti opening | 1 games |
| C08 | French, Tarrasch, open, 4.ed ed | 1 games |


Peru