Overview
Genre
| Retro | 2 | Overview | Omit | Problems |
| Fairies | 1 | Overview | Omit | Problems |
Authors
| Brobecker, Alain | 1 | Overview | Omit | Problems |
| Kornilow, Andrej N. | 1 | Overview | Omit | Problems |
Sources
| Phenix | 2 | Overview | Omit | Problems |
| Die Schwalbe | 1 | Overview | Omit | Problems |
Keywords
| Einfärbeproblem | 2 | Overview | Omit | Problems |
| Letzte Züge? | 2 | Overview | Omit | Problems |
| Umwandlung | 1 | Overview | Omit | Problems |
| En passant | 1 | Overview | Omit | Problems |
| Bichromes Schach | 1 | Overview | Omit | Problems |
Computer tested
| not 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+S%3D%27Phenix%27+AND+K%3D%27Einf%C3%A4rbeproblem%27