Overview
Genre
| Retro | 3 | Overview | Omit | Problems |
| s# | 2 | Overview | Omit | Problems |
| 2# | 1 | Overview | Omit | Problems |
Authors
| Wheeler, Charles Henry | 1 | Overview | Omit | Problems |
| Teed, Frank Melville | 1 | Overview | Omit | Problems |
| Barbier, Georges Emile | 1 | Overview | Omit | Problems |
Sources
| Dubuque Chess Journal | 3 | Overview | Omit | Problems |
| Maryland Chess Review | 1 | Overview | Omit | Problems |
| Recreationist | 1 | Overview | Omit | Problems |
Keywords
| Scherzaufgabe | 3 | Overview | Omit | Problems |
| Rücknahme illegaler Zug | 2 | Overview | Omit | Problems |
| Berührt - Geführt (BG) | 1 | Overview | Omit | Problems |
| Einen unvollendeten Zug vollenden | 1 | Overview | Omit | Problems |
| Illegale Stellung | 1 | Overview | Omit | Problems |
| Rochade | 1 | Overview | Omit | Problems |
Computer tested
| not C+ | 3 | Overview | Omit | Problems |
Cooked
| not 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+S%3D%27Dubuque+Chess+Journal%27+AND+K%3D%27Scherzaufgabe%27