Puzzle of the Day 24 April 2016 |  Find the best move

1. e4 Ke6 2. e5 d6 3. exd6 Kxd6 4. c3 Ke6 5. Kc4 Kd7 6. Kd5 Kc7 7. Kc5 Kd7 8. Kb6 Ke7 9. c4 Kd7 10. c5 Ke7 11. c6 Kd6 12. Kb7 Ke6 13. c7 Kd7 14. c8=Q+