Juan Herrera
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| ARAIS tt | ??/??/1994 | 333 | Chile |
| Santiago ARAIS tt-A | ??/??/1992 | 306 | Chile |
Most Played Openings as White
| ECO | Opening | Games |
| D78 | Neo-Gruenfeld, 6.O-O c6 | 3 games |
| A57 | Benko gambit | 2 games |
| E65 | King's Indian, fianchetto, Yugoslav, 7.O-O | 2 games |
| D77 | Neo-Gruenfeld, 6.O-O | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C63 | Ruy Lopez, Schliemann defence | 2 games |
| E90 | King's Indian, 5.Nf3 | 2 games |
| B07 | Pirc defence | 1 games |
| E94 | King's Indian, orthodox variation | 1 games |


Chile