Overview
Genre
| h# | 3 | Overview | Omit | Problems |
Authors
| Hagemann, Wilhelm | 3 | Overview | Omit | Problems |
Sources
| Arbejder-Skak | 2 | Overview | Omit | Problems |
| Essener Volkswacht | 1 | Overview | Omit | Problems |
| Fairy Chess Review | 1 | Overview | Omit | Problems |
Keywords
| Bahnung | 2 | Overview | Omit | Problems |
| Umwandlungsschlüssel | 1 | Overview | Omit | Problems |
| Unterverwandlung | 1 | Overview | Omit | Problems |
| Allumwandlung | 1 | Overview | Omit | Problems |
Computer tested
| not C+ | 2 | Overview | Omit | Problems |
| C+ | 1 | Overview | Omit | Problems |
Cooked
| cooked | 3 | 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%27Hagemann%2C+Wilhelm%27+AND+NOT+K%3D%27Umwandlung+im+Mattzug%27+AND+NOT+S%3D%27Volksfreund+Braunschweig%27+AND+COOKED+