M. Guerra
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| URU-chT | ??/??/1985 | 102 | Uruguay |
| Sao Paulo zt (Women) | ??/??/1960 | 0 | Brazil |
Most Played Openings as White
| ECO | Opening | Games |
| A70 | Benoni, classical with e4 and Nf3 | 1 games |
| D85 | Gruenfeld, exchange variation | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| C83 | Ruy Lopez, open, classical defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D58 | Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) system | 1 games |
| B12 | Caro-Kann defence | 1 games |
| C19 | French, Winawer, advance, 6...Ne7 | 1 games |
| D74 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O | 1 games |


Uruguay
Brazil