Avoid moving pawns, because they cannot go backwards.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown009"]
[Result "1-0"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/8/n4kpp/P4p2/8/1PK2P1P/6P1/8 w - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1. Kc4 ( { White can try: } 1. b4 Ke6 2. b5 Nc5 3. Kc4 Kd6 4. a6 Na4 5. a7 Nb6+ 6. Kd4 Na8 7. h4 Nb6 8. g3 g5 9. hxg5 hxg5 10. g4 fxg4 11. fxg4 Na8 12. Ke4 Kc5 13. Kf5 Kxb5 14. Kxg5 Kb6 15. Kf6 Kxa7 16. g5 Nc7 17. g6 Nd5+ 18. Ke5 Ne7 19. g7 Kb7 20. Kf6 Ng8+ 21. Kf7 Nh6+ 22. Kg6 Ng8 23. Kh7 Nf6+ 24. Kh8 Kc7 25. g8=Q Nxg8 26. Kxg8 { Draw. } ) 1... Nc7 2. Kc5 Ke7 ( { Black can try: } 2... Ke5 3. b4 g5 4. b5 Kf4 5. b6 Na6+ 6. Kb5 Nb8 7. a6 Kg3 8. a7 Nd7 9. a8=Q Kxg2 10. b7 Kxh3 11. Qc8 Nf6 12. Qxf5+ Ng4 13. Qxg4+ Kh2 14. b8=Q+ { White wins with a
large material advantage. } ) 3. Kc6 Kd8 4. Kb7 Kd7 5. a6 Nb5 6. a7 Nxa7 7. Kxa7 Kc6 8. Ka6 Kc5 9. Ka5 Kc6 10. b4 Kb7 11. Kb5 g5 12. g4 f4 13. Kc5 Kc7 14. b5 ( { White can try: } 14. Kd5 Kb6 15. Ke5 Kb5 16. Kf5 Kxb4 17. Kg6 Kc4 18. Kxh6 Kd4 19. Kxg5 Ke3 20. h4 Kxf3 21. h5 Kg3 22. h6 f3 23. h7 f2 24. h8=Q f1=Q 25. Qe5+ Kg2 26. Qe4+ Kg3 27. Qe3+ Kg2 28. Qe5 Qf8 { White will find it
difficult to make any progress. } ) 14... Kb7 15. b6 Kb8 16. Kc6 Kc8 17. b7+ Kb8 18. Kb6 h5 19. gxh5 g4 20. fxg4 f3 21. h6 f2 22. h7 f1=Q 23. h8=Q+ Qf8 24. Qxf8# 1-0