Overview
Genre
| n# | 1 | Overview | Omit | Problems |
Authors
| Keller, Kurt | 1 | Overview | Omit | Problems |
Sources
| idee & form | 1 | Overview | Omit | Problems |
Keywords
| Aktives Opfer | 1 | Overview | Omit | Problems |
| asymmetrische Lösung | 1 | Overview | Omit | Problems |
| Auswahlschlüssel | 1 | Overview | Omit | Problems |
| Bauernmatt | 1 | Overview | Omit | Problems |
| Minimal | 1 | Overview | Omit | Problems |
| Opfer weißer Figuren | 1 | Overview | Omit | Problems |
| Opferschlüssel | 1 | Overview | Omit | Problems |
| Pattaufhebung | 1 | Overview | Omit | Problems |
| Rückkehr | 1 | Overview | Omit | Problems |
| Symbolproblem | 1 | Overview | Omit | Problems |
| symmetrische Position | 1 | Overview | Omit | Problems |
| Umwandlung | 1 | Overview | Omit | Problems |
| Zwilling | 1 | Overview | Omit | Problems |
Computer tested
| not C+ | 1 | Overview | Omit | Problems |
Cooked
| not cooked | 1 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+K%3D%27Hilfsr%C3%BCckz%C3%BCger%27+AND+A%3D%27Keller%2C+Kurt%27+AND+NOT+CPLUS+