Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nc3 Nc6 3. Nf3 Bc5 4. Bc4 h6 5. O-O d6 6. h3 Nf6 7. Re1 O-O 8. Na4
Bb6 9. Nxb6 axb6 10. d4 exd4 11. Nxd4 Ne5 12. Bb3 Bd7 13. f4 Nc6 14. e5 dxe5
15. fxe5 Nh7 16. e6 fxe6 17. Nxe6 Bxe6 18. Bxe6+ Kh8 19. Qxd8 Raxd8 20. c3 Nf6
21. Bf4 Nd5 22. Bg3 Rf6 23. Bxd5 Rxd5 24. Re8+ Kh7 25. Bxc7 b5 26. Rae1 Rd2 27.
R8e2 Rd7 28. Bg3 Rg6 29. Kh2 Rd3 30. Re3 Rd2 31. R1e2 Rd7 32. b3 Rf6 33. a4
bxa4 34. bxa4 Rf5 35. Be5 Re7 36. Bd4 Nxd4 37. cxd4 Rxe3 38. Rxe3 Rd5 39. Rd3
Ra5 40. d5 Rxa4 41. d6 Ra8 42. d7 Rd8 43. Kg3 b5 *
Position (FEN): 3r4/3P2pk/7p/1p6/8/3R2KP/6P1/8 w - - 0 44
White to move.
Themes: Advanced Pawn Endgame, Rook Endgame  
Puzzle rating: 1704
Best move: Kf4