[Event "?"] [Site "?"] [Date "2022.12.31"] [Round "?"] [White "White to play and win"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "k7/Pp6/1Pp5/2Pp4/3Pp3/4P3/5P2/6K1 w - - 0 1"] [PlyCount "37"] [SourceVersionDate "2024.12.29"] {[#]} 1. f3 {The mainline is the tidiest but there are some alternatives, the mains ones of which are shown.} (1. f4 {leads to the same thing}) 1... exf3 2. Kf1 f2 3. e4 dxe4 4. Kxf2 e3+ 5. Ke1 e2 6. d5 cxd5 7. Kxe2 (7. Kd2) (7. Kf2) 7... d4 8. Kd2 (8. c6) 8... d3 9. c6 (9. Kd1) 9... bxc6 10. Kxd3 Kb7 11. Kc4 Ka8 12. Kc5 Kb7 13. a8=Q+ Kxa8 14. Kxc6 Kb8 15. b7 Ka7 16. Kc7 Ka6 17. b8=Q Ka5 18. Qb3 Ka6 19. Qa4# (19. Qb6#) *