Benjamin Markovich Blumenfeld
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| URS-ch01 | 10/04/1920 | 0 | |
| Moscow game | ??/??/1914 | 0 | Russian Federation |
| Moscow m2 | ??/??/1908 | 0 | Russian Federation |
| St Petersburg | ??/??/1905 | 0 | Russian Federation |
Most Played Openings as White
| ECO | Opening | Games |
| B18 | Caro-Kann, classical variation | 2 games |
| C47 | Four knights, Scotch variation | 1 games |
| C41 | Philidor's defence | 1 games |
| C11 | French defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A47 | Queen's Indian defence | 1 games |
| D02 | Queen's pawn game | 1 games |
| A85 | Dutch with c4 & Nc3 | 1 games |
| C11 | French defence | 1 games |


Russian Federation