Overview
Genre
| n# | 7 | Overview | Omit | Problems |
| Fairies | 1 | Overview | Omit | Problems |
| h# | 1 | Overview | Omit | Problems |
Authors
| Keller, Kurt | 7 | Overview | Omit | Problems |
| as-Suli, Abu Bakr Muhammad Bin Yahya | 1 | Overview | Omit | Problems |
Sources
| Schachmatnaja Komposizija | 2 | Overview | Omit | Problems |
| Schachmatnaja Mosaika | 1 | Overview | Omit | Problems |
| Snamenitye komposizii [Grin] | 1 | Overview | Omit | Problems |
| The Problemist | 1 | Overview | Omit | Problems |
| Wochenpost | 1 | Overview | Omit | Problems |
| Arbeiter-Zeitung (Wien) | 1 | Overview | Omit | Problems |
| as-Suli-Manuskript (verloren) | 1 | Overview | Omit | Problems |
| Augsburger Allgemeine | 1 | Overview | Omit | Problems |
| ChessStar | 1 | Overview | Omit | Problems |
| Die gefesselte Zeit | 1 | Overview | Omit | Problems |
| feenschach | 1 | Overview | Omit | Problems |
| idee & form | 1 | Overview | Omit | Problems |
| Istambul-Manuskript | 1 | Overview | Omit | Problems |
Keywords
Pieces
| Alfil | 1 | Overview | Omit | Problems |
Computer tested
| C+ | 6 | Overview | Omit | Problems |
| not C+ | 3 | Overview | Omit | Problems |
Cooked
| not cooked | 9 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+K%3D%27Hilfsr%C3%BCckz%C3%BCger%27+AND+NOT+S%3D%27Die+Schwalbe%27+AND+K%3D%27Aktives+Opfer%27