Heinz Joachim Mallach
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Ruhrgebiet VL1 0304 | 09/28/2003 | 1933 |  Germany |
| VL Gr1 9900 | ??/??/1999 | 706 | Germany |
| Ruhrgebiet VL2 9899 | ??/??/1998 | 726 | Germany |
| Ruhrgebiet VK3-chT 9596 | ??/??/1995 | 284 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| E93 | King's Indian, Petrosian system, main line | 1 games |
| D25 | Queen's Gambit Accepted, 4.e3 | 1 games |
| D55 | Queen's Gambit Declined, 6.Nf3 | 1 games |
| D51 | Queen's Gambit Declined, 4.Bg5 Nbd7 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D02 | Queen's pawn game | 1 games |
| A80 | Dutch | 1 games |
| E11 | Bogo-Indian defence | 1 games |
| C06 | French, Tarrasch, closed variation, main line | 1 games |
