Overview
Genre
| n# | 9 | Overview | Omit | Problems |
| Fairies | 5 | Overview | Omit | Problems |
| Retro | 4 | Overview | Omit | Problems |
| 2# | 2 | Overview | Omit | Problems |
| 3# | 2 | Overview | Omit | Problems |
| h# | 1 | Overview | Omit | Problems |
Authors
| Piliczewski, Bogusz | 2 | Overview | Omit | Problems |
| Schaer, Eric | 2 | Overview | Omit | Problems |
| Prentos, Kostas | 2 | Overview | Omit | Problems |
| Minski, Martin | 1 | Overview | Omit | Problems |
| Hoffmann, Martin Wolfgang | 1 | Overview | Omit | Problems |
| Herzberg, Michael | 1 | Overview | Omit | Problems |
| Kovacs, Florian J. | 1 | Overview | Omit | Problems |
| Werner, Gregor | 1 | Overview | Omit | Problems |
| Jahn, Günther | 1 | Overview | Omit | Problems |
| Baumann, Hannes | 1 | Overview | Omit | Problems |
| Junker, Karl | 1 | Overview | Omit | Problems |
| Jones, Christopher James Austin | 1 | Overview | Omit | Problems |
| Borst, Dirk | 1 | Overview | Omit | Problems |
| Kraemer, Ado | 1 | Overview | Omit | Problems |
| Beutler, Adrian | 1 | Overview | Omit | Problems |
| Schauer, Bernhard | 1 | Overview | Omit | Problems |
Sources
| Die Schwalbe | 6 | Overview | Omit | Problems |
| Schweizerische Schachzeitung | 4 | Overview | Omit | Problems |
| WCCC Vilnius | 3 | Overview | Omit | Problems |
| Kunstschach in der Schweiz | 3 | Overview | Omit | Problems |
| Die Welt | 2 | Overview | Omit | Problems |
| Schweizer Schachkompositionen 1976-1986 | 2 | Overview | Omit | Problems |
| Wochenpost | 1 | Overview | Omit | Problems |
| Tages-Anzeiger | 1 | Overview | Omit | Problems |
| The Problem | 1 | Overview | Omit | Problems |
| The Problemist | 1 | Overview | Omit | Problems |
| Ungarische Schachproblem Anthologie | 1 | Overview | Omit | Problems |
| Kudesnik | 1 | Overview | Omit | Problems |
| Ausgewählte Schachaufgaben [Junker] | 1 | Overview | Omit | Problems |
| Beispiele zur Ideengeschichte des Schachproblems | 1 | Overview | Omit | Problems |
| Leipziger Neueste Nachrichten | 1 | Overview | Omit | Problems |
| Problemschach-Jahrbuch 1992 D | 1 | Overview | Omit | Problems |
| Problemschach-Jahrbuch 1994 D | 1 | Overview | Omit | Problems |
Keywords
| Duell | 14 | Overview | Omit | Problems |
| Duellantenschach | 5 | Overview | Omit | Problems |
| Eindeutige Beweispartie | 4 | Overview | Omit | Problems |
| Auswahlschlüssel | 2 | Overview | Omit | Problems |
| Zugzwang-Ziel | 2 | Overview | Omit | Problems |
| #C | 1 | Overview | Omit | Problems |
| Ablenkung | 1 | Overview | Omit | Problems |
| Barnes-Thema | 1 | Overview | Omit | Problems |
| Brennpunkt | 1 | Overview | Omit | Problems |
| Brennpunktverlagerung | 1 | Overview | Omit | Problems |
| Charkow-2 | 1 | Overview | Omit | Problems |
| Deckungsverlust | 1 | Overview | Omit | Problems |
| Drohwechsel | 1 | Overview | Omit | Problems |
| Fleck-Thema | 1 | Overview | Omit | Problems |
| fluchtfeldgebender Schlüssel | 1 | Overview | Omit | Problems |
| Hannelius-Thema | 1 | Overview | Omit | Problems |
| Linienöffnung | 1 | Overview | Omit | Problems |
| Miniatur | 1 | Overview | Omit | Problems |
| Minimal | 1 | Overview | Omit | Problems |
| Oudot-Thema | 1 | Overview | Omit | Problems |
| Pronkin-Thema | 1 | Overview | Omit | Problems |
| Rex solus | 1 | Overview | Omit | Problems |
| Sammlung Brian Stephenson | 1 | Overview | Omit | Problems |
| Springerrad | 1 | Overview | Omit | Problems |
| Tempospiel | 1 | Overview | Omit | Problems |
Computer tested
| C+ | 12 | Overview | Omit | Problems |
| not C+ | 7 | Overview | Omit | Problems |
Cooked
| not cooked | 18 | Overview | Omit | Problems |
| cooked | 1 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+A%3D%27Schlarko%2C+Iosif%27+AND+K%3D%27Duell%27