Overview
Genre
| n# | 3 | Overview | Omit | Problems |
| 3# | 1 | Overview | Omit | Problems |
Authors
| Burchard, Friedrich | 1 | Overview | Omit | Problems |
| Fricke, Friedrich | 1 | Overview | Omit | Problems |
| Nissl, Theodor | 1 | Overview | Omit | Problems |
| Siers, Theodor | 1 | Overview | Omit | Problems |
Sources
| Deutsche Schachzeitung | 4 | Overview | Omit | Problems |
| Die Schwalbe | 4 | Overview | Omit | Problems |
| Süddeutsche Schachzeitung | 1 | Overview | Omit | Problems |
| Beispiele zur Ideengeschichte des Schachproblems | 1 | Overview | Omit | Problems |
| Das logische Schachproblem | 1 | Overview | Omit | Problems |
Keywords
| Grimshaw | 4 | Overview | Omit | Problems |
| Inder | 1 | Overview | Omit | Problems |
| Mustermatt | 1 | Overview | Omit | Problems |
| Turmopfer | 1 | Overview | Omit | Problems |
| Abzugsmatt | 1 | Overview | Omit | Problems |
| Batterieaufbau | 1 | Overview | Omit | Problems |
| Batteriematts | 1 | Overview | Omit | Problems |
Computer tested
| not C+ | 4 | Overview | Omit | Problems |
Cooked
| not cooked | 4 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+K%3D%27Hilfsr%C3%BCckz%C3%BCger%27+AND+K%3D%27Grimshaw%27+AND+NOT+G%3D%272%23%27+AND+NOT+CPLUS++AND+S%3D%27Deutsche+Schachzeitung%27+AND+NOT+A%3D%27Keller%2C+Michael%27