Puzzle of the Day 20 March 2022 |  Find the best move

1. Kf7 Nd6+ 2. Ke6 Nb7 3. Be4 Rxe4+ 4. Kd5 Re1 5. Kc6 Re7 6. Bc7 Rxc7+ 7. Kxc7 Nc5 8. Kb6 Nb3 9. Kc7 Kb1 10. Kd8