Puzzle of the Day 1 November 2023 |  Find the best move

1. Kb5 Kd5 2. c4+ Kd6 3. c5+ Kd7 4. c6+ Kd6 5. c7 Rf8 6. Ka6 Kd7 7. Ka7 Kc8 8. Ka8 Rg8 9. Ka7 Rh8 10. Ka8 Re8 11. Ka7