Overview
Genre
| 3# | 1 | Overview | Omit | Problems |
Authors
| Johner, Hans | 1 | Overview | Omit | Problems |
| Zimmermann, Otto | 1 | Overview | Omit | Problems |
Sources
| Kunstschach in der Schweiz | 1 | Overview | Omit | Problems |
| Schweizerische Schachzeitung | 1 | Overview | Omit | Problems |
Keywords
| Bauernmatt | 1 | Overview | Omit | Problems |
| Linienverstellung | 1 | Overview | Omit | Problems |
| Springeropfer | 1 | Overview | Omit | Problems |
Computer tested
| not C+ | 1 | Overview | Omit | Problems |
Cooked
| not cooked | 1 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20220810+AND+G%3D%273%23%27+AND+A%3D%27Zimmermann%2C+Otto%27