White plays and wins in 2 moves https://lichess.org/rxAxkknv
- Kf7 g5 2. Rxg5#
The analysis board does checkmate in 5 moves
- Kf7 Ra7+ 2. Kg8 Ra8+ 3. Kh7 Rh8+ 4. Kxh8 g6 5. Rg5#
Source:
This publication is in my collection "500 chess puzzles. Mate in 5. Advanced & Expert Level."