Overview
Genre
| n# | 2 | Overview | Omit | Problems |
Authors
| Hoffmann, Martin Wolfgang | 2 | Overview | Omit | Problems |
Sources
| idee & form | 1 | Overview | Omit | Problems |
| Schweizer Schachkompositionen 1976-1986 | 1 | Overview | Omit | Problems |
| Schweizerische Schachzeitung | 1 | Overview | Omit | Problems |
Keywords
| Vorplan | 2 | Overview | Omit | Problems |
| Beseitigung hinderlicher Kraft | 1 | Overview | Omit | Problems |
| Fernblock | 1 | Overview | Omit | Problems |
| Schachschlüssel | 1 | Overview | Omit | Problems |
Computer tested
| C+ | 2 | Overview | Omit | Problems |
Cooked
| not cooked | 2 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+K%3D%27Hilfsr%C3%BCckz%C3%BCger%27+AND+A%3D%27Hoffmann%2C+Martin+Wolfgang%27+AND+K%3D%27Vorplan%27