| Clue | Source | Date |
|---|---|---|
| Regional divisions in Russia | New York Times | 01 Jun 2025 |
| Bobby regularly stays in parts of Ukraine, Belarus etc | The Telegraph Toughie | 17 Sep 2024 |
| Old boy survives at former Soviet regions | ||
| Administrative regions in Russia | New York Times | 22 Jan 2018 |
| Administrative regions in Russia | ||
| Russian provinces | ||
| Soviet subdivisions |