Jacob Brettmann
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Rheinland-ch H | 03/27/1999 | 129 | Germany |
| SVR-op | 04/??/1998 | 1472 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| C50 | King's pawn game | 2 games |
| B07 | Pirc defence | 1 games |
| C02 | French, advance variation | 1 games |
| C72 | Ruy Lopez, modern Steinitz defence, 5.O-O | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C50 | King's pawn game | 1 games |
| C55 | Two knights defence | 1 games |
| A46 | Queen's pawn game | 1 games |
| B06 | Robatsch (modern) defence | 1 games |


Germany