Hans Dieter Sommer
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Frankfurt sim | ??/??/1999 | 596 |  Germany |
| NRW-Liga 9798 | 10/??/1997 | 1253 | Germany |
Hans Dieter Sommer Repertoire with White pieces (most played)
| ECO | Opening | Games |
| C89 | Ruy Lopez, Marshall counter-attack | 1 games |
| B48 | Sicilian, Taimanov variation | 1 games |
Hans Dieter Sommer Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| A08 | Reti, King's Indian attack | 1 games |
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