Ilja Dudenhefner
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Leverkusen-ch op | 01/10/2005 | 1716 | Germany |
| Leverkusen op | 01/12/2004 | 1762 | Germany |
| Leverkusen-ch 15th | 01/06/2003 | 1675 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B13 | Caro-Kann, exchange variation | 1 games |
| C55 | Two knights defence | 1 games |
| C50 | King's pawn game | 1 games |
| A00 | Polish (Sokolsky) opening | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 4 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| A04 | Reti opening | 1 games |
| D02 | Queen's pawn game | 1 games |


Germany