Carl
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Biel MTO op | 07/??/1981 | 874 | Switzerland |
| FRG-ch U20 | ??/??/1967 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B40 | Sicilian defence | 2 games |
| C84 | Ruy Lopez, closed defence | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B29 | Sicilian, Nimzovich-Rubinstein variation | 2 games |
| A43 | Old Benoni defence | 2 games |
| C02 | French, advance variation | 1 games |
| D48 | Queen's Gambit Declined semi-Slav, Meran, 8...a6 | 1 games |


Switzerland
Germany