Overview
Genre
| 3# | 2 | Overview | Omit | Problems |
| 2# | 1 | Overview | Omit | Problems |
Authors
| Martindale, Frank W. | 3 | Overview | Omit | Problems |
Sources
| Dubuque Chess Journal | 1 | Overview | Omit | Problems |
| Huddersfield College Magazine | 1 | Overview | Omit | Problems |
| Maryland Chess Review | 1 | Overview | Omit | Problems |
Keywords
| Sammlung Brian Stephenson | 2 | Overview | Omit | Problems |
Computer tested
| not C+ | 3 | Overview | Omit | Problems |
Cooked
| cooked | 3 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+K%3D%27Hilfsr%C3%BCckz%C3%BCger%27+AND+COOKED+++AND+A%3D%27Martindale%2C+Frank+W.%27