Jack Gersho
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Quebec op | ??/??/1981 | 495 |  Canada |
| US op | ??/??/1977 | 178 |  United States |
| Montreal op | ??/??/1973 | 0 | Canada |
| Montreal m | ??/??/1968 | 0 | Canada |
Most Played Openings as White
| ECO | Opening | Games |
| A56 | Benoni defence | 2 games |
| E81 | King's Indian, Saemisch, 5...O-O | 1 games |
| A90 | Dutch defence | 1 games |
| A34 | English, symmetrical variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B18 | Caro-Kann, classical variation | 1 games |
| C00 | French defence | 1 games |
| C01 | French, exchange variation | 1 games |
| A00 | Polish (Sokolsky) opening | 1 games |
