Alexander I Konstantinov
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| URS-ch sf | ??/??/1963 | 0 | |
| URS-ch30 sf | 12/30/1961 | 0 | |
| URS-ch sf | ??/??/1954 | 0 | |
| URS-ch sf | ??/??/1953 | 0 |
Most Played Openings as White
| ECO | Opening | Games |
| B95 | Sicilian, Najdorf, 6...e6 | 2 games |
| C81 | Ruy Lopez, open, Howell attack | 2 games |
| B26 | Sicilian, closed, 6.Be3 | 2 games |
| B27 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C64 | Ruy Lopez, classical (Cordel) defence | 2 games |
| C72 | Ruy Lopez, modern Steinitz defence, 5.O-O | 1 games |
| B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 1 games |
| E88 | King's Indian, Saemisch, orthodox, 7.d5 c6 | 1 games |


