Select the problem required from the table below.
| DATE | STIPULATION | SOURCE |
|---|---|---|
| 2018-02-12 | H#2 | Quartz |
| 2019-10-14 | H#2 | Broodings 32 |
| 2022-06-13 | H#3.5 | StrateGems |
| 2022-10-03 | H#4.5 | Die Schwalbe |
| 2023-06-26 | H#5 | Broodings 7 |
| 2025-03-03 | White moves then SER-H#8 | Broodings-41 |
| 2025-04-14 | SER-H#6 | Springaren |
| 2025-05-26 | SER-H#10 | feenschach |
| 2026-03-23 | H#4 and b) theme? | Broodings-27 |