Overview
Genre
| Fairies | 7 | Overview | Omit | Problems |
| Retro | 5 | Overview | Omit | Problems |
| h# | 2 | Overview | Omit | Problems |
Authors
| Heinonen, Unto | 13 | Overview | Omit | Problems |
Sources
| Phenix | 13 | Overview | Omit | Problems |
| Springaren | 5 | Overview | Omit | Problems |
| Die Schwalbe | 4 | Overview | Omit | Problems |
| feenschach | 4 | Overview | Omit | Problems |
| Problemkiste | 3 | Overview | Omit | Problems |
| Minimalkunst im Schach | 3 | Overview | Omit | Problems |
| Thema Danicum | 2 | Overview | Omit | Problems |
| U.S. Problem Bulletin | 2 | Overview | Omit | Problems |
| StrateGems | 2 | Overview | Omit | Problems |
| Suomen Tehtäväniekat | 2 | Overview | Omit | Problems |
| Quartz | 2 | Overview | Omit | Problems |
| Rochade Europa | 1 | Overview | Omit | Problems |
| Schach für Nußknacker | 1 | Overview | Omit | Problems |
| FIDE Album 1989-1991 | 1 | Overview | Omit | Problems |
| FIDE Album 1992-1994 | 1 | Overview | Omit | Problems |
| FIDE Album 1995-1997 | 1 | Overview | Omit | Problems |
| Kegelschach [Ebert u. Wolfenter] | 1 | Overview | Omit | Problems |
| The Problemist | 1 | Overview | Omit | Problems |
| Vkontakte | 1 | Overview | Omit | Problems |
| PCCC Meeting | 1 | Overview | Omit | Problems |
Keywords
| Allumwandlung | 6 | Overview | Omit | Problems |
| Eindeutige Beweispartie | 5 | Overview | Omit | Problems |
| Platzwechsel | 3 | Overview | Omit | Problems |
| Serienzüger | 3 | Overview | Omit | Problems |
| Circe | 3 | Overview | Omit | Problems |
| Minimal | 2 | Overview | Omit | Problems |
| Mustermatt | 2 | Overview | Omit | Problems |
| Exzelsior | 2 | Overview | Omit | Problems |
| Kindergarten-Problem | 1 | Overview | Omit | Problems |
| Königsstern | 1 | Overview | Omit | Problems |
| Längstzüger | 1 | Overview | Omit | Problems |
| En passant | 1 | Overview | Omit | Problems |
| Ersticktes Matt | 1 | Overview | Omit | Problems |
| Allumwandlung, schwarz | 1 | Overview | Omit | Problems |
| Babson-Task | 1 | Overview | Omit | Problems |
| Nicht-Partiesatzmaterial | 1 | Overview | Omit | Problems |
| Phönix | 1 | Overview | Omit | Problems |
| Pronkin-Thema | 1 | Overview | Omit | Problems |
| Reiner Rundlauf | 1 | Overview | Omit | Problems |
| Schachschutz | 1 | Overview | Omit | Problems |
| Stafettenschach | 1 | Overview | Omit | Problems |
| Tempoverlust | 1 | Overview | Omit | Problems |
| Umwandlung | 1 | Overview | Omit | Problems |
| Unterverwandlung im Schlüsselzug | 1 | Overview | Omit | Problems |
| Vier Ecken | 1 | Overview | Omit | Problems |
Computer tested
| C+ | 8 | Overview | Omit | Problems |
| not C+ | 5 | Overview | Omit | Problems |
Cooked
| not cooked | 12 | Overview | Omit | Problems |
| cooked | 1 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=A%3D%27Heinonen%27+AND+S%3D%27Phenix%27