Overview
Genre
| Retro | 5 | Overview | Omit | Problems |
| Fairies | 4 | Overview | Omit | Problems |
| h# | 2 | Overview | Omit | Problems |
| s# | 2 | Overview | Omit | Problems |
| 3# | 1 | Overview | Omit | Problems |
Authors
| Dmitrenko, Alexandr P. | 1 | Overview | Omit | Problems |
| Dana-Bashian, David | 1 | Overview | Omit | Problems |
| Brown, David L. | 1 | Overview | Omit | Problems |
| Perrone, Gaspar J. | 1 | Overview | Omit | Problems |
| Donati, Gianni | 1 | Overview | Omit | Problems |
| Begley, Kevin James | 1 | Overview | Omit | Problems |
| Wenda, Klaus | 1 | Overview | Omit | Problems |
| Borodatow, Leonid M. | 1 | Overview | Omit | Problems |
| Caillaud, Michel | 1 | Overview | Omit | Problems |
| Raican, Paul | 1 | Overview | Omit | Problems |
| Heyl, Peter | 1 | Overview | Omit | Problems |
| Keym, Werner | 1 | Overview | Omit | Problems |
Sources
| Best Problems | 1 | Overview | Omit | Problems |
| Chess Life and Review | 1 | Overview | Omit | Problems |
| ChessProblems.ca | 1 | Overview | Omit | Problems |
| diagrammes | 1 | Overview | Omit | Problems |
| Die Schwalbe | 1 | Overview | Omit | Problems |
| feenschach | 1 | Overview | Omit | Problems |
| Mirador | 1 | Overview | Omit | Problems |
| Problemist Juga | 1 | Overview | Omit | Problems |
| Schach | 1 | Overview | Omit | Problems |
| Schachmatna Misl | 1 | Overview | Omit | Problems |
| StrateGems | 1 | Overview | Omit | Problems |
Keywords
| Valladao-Task | 11 | Overview | Omit | Problems |
| Eindeutige Beweispartie | 2 | Overview | Omit | Problems |
| Allumwandlung | 2 | Overview | Omit | Problems |
| Rochade | 2 | Overview | Omit | Problems |
| Umwandlung | 1 | Overview | Omit | Problems |
| bessere Version | 1 | Overview | Omit | Problems |
| Circe | 1 | Overview | Omit | Problems |
| Letzte Züge? | 1 | Overview | Omit | Problems |
| Madrasi | 1 | Overview | Omit | Problems |
| Paradenserienzüger | 1 | Overview | Omit | Problems |
| Phönix | 1 | Overview | Omit | Problems |
| Pronkin-Thema | 1 | Overview | Omit | Problems |
| Zwillingsfigur | 1 | Overview | Omit | Problems |
Computer tested
| not C+ | 9 | Overview | Omit | Problems |
| C+ | 2 | Overview | Omit | Problems |
Cooked
| not cooked | 10 | Overview | Omit | Problems |
| 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+NOT+K%3D%27En+passant%27+AND+K%3D%27Valladao-Task%27