| Clue | Source | Date |
|---|---|---|
| Bar knowledge about American in German city | The Times Cryptic | 14 Aug 2024 |
| 2024 Bundesliga champions, Bayer ... (10) | ||
| City in North Rhine-Westphalia, Germany, north of Cologne | Mirror Quiz | 28 Jan 2024 |
| City in North RhineWestphalia, Germany, north of Cologne (10) | ||
| The Bayer pharmaceutical company is based in this city in North Rhine-Westphalia | The Times Specialist Sunday | 26 May 2019 |
| Poison gas center smashed by RAF. |