Overview
Genre
| 3# | 1 | Overview | Omit | Problems |
Authors
| Jaeger, Peter | 1 | Overview | Omit | Problems |
Sources
| Neue Zürcher Zeitung | 1 | Overview | Omit | Problems |
| Schweizer Schachkompositionen 1976-1986 | 1 | Overview | Omit | Problems |
Keywords
| Brennpunkt | 1 | Overview | Omit | Problems |
| Drohwechsel | 1 | Overview | Omit | Problems |
| Fesselungsmatt | 1 | Overview | Omit | Problems |
| Springeropfer | 1 | Overview | Omit | Problems |
| Turmopfer | 1 | Overview | Omit | Problems |
Computer tested
| C+ | 1 | Overview | Omit | Problems |
Cooked
| not cooked | 1 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20220810+AND+K%3D%27Springeropfer%27+AND+K%3D%27Drohwechsel%27