Joaquin C Diaz
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| CUB-ch | 05/??/1996 | 2434 | Cuba |
| Capablanca mem-B | 05/??/1996 | 2438 | Cuba |
| CUB-ch sf | ??/??/1995 | 2075 | Cuba |
| San Juan y Martinez | ??/??/1995 | 2434 | Cuba |
Most Played Openings as White
| ECO | Opening | Games |
| B33 | Sicilian defence | 11 games |
| B17 | Caro-Kann, Steinitz variation | 10 games |
| B09 | Pirc, Austrian attack | 9 games |
| C18 | French, Winawer, advance variation | 9 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D58 | Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) system | 16 games |
| D55 | Queen's Gambit Declined, 6.Nf3 | 13 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 10 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 8 games |


Cuba