Ernesto Prieto
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 28th Roquetas de Mar Open | 01/03/2017 | 2365 | Spain |
| Bay Area International 2014 | 01/02/2014 | 2322 | United States |
| 2nd Metropolitan International | 08/14/2012 | 2279 | United States |
| XL Open | 04/05/2009 | 1490 | Argentina |
Most Played Openings as White
| ECO | Opening | Games |
| B24 | Sicilian, closed | 5 games |
| B02 | Alekhine's defence | 4 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 4 games |
| B25 | Sicilian, closed | 4 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C84 | Ruy Lopez, closed defence | 4 games |
| D85 | Gruenfeld, exchange variation | 4 games |
| A16 | English opening | 3 games |
| D93 | Gruenfeld with Bf4 e3 | 3 games |
Colombia
FIDE ID:

Spain
United States
Argentina