Detlev Bettendorf
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Verbandsliga Sued Baden 9798 | 10/??/1997 | 599 | Germany |
| Verbandsliga Sued Baden 9495 | 10/??/1994 | 358 | Germany |
| Verbandsliga Sued Baden 9293 | 10/??/1992 | 192 | Germany |
| Baden-ch HT | ??/??/1987 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B23 | Sicilian, closed | 1 games |
| A88 | Dutch, Leningrad, main variation with c6 | 1 games |
| A57 | Benko gambit | 1 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B36 | Sicilian, accelerated fianchetto, Maroczy bind | 1 games |
| D58 | Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) system | 1 games |
| C14 | French, classical variation | 1 games |
| D00 | Queen's pawn game | 1 games |


Germany