Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d4 Nc6 6. c4 Be7 7. cxd5 exd5 8. Nc3
Be6 9. Bf4 O-O 10. dxc5 Bxc5 11. Ng5 h6 12. Nxe6 fxe6 13. Rc1 Bb6 14. Na4 Rc8
15. Nxb6 Qxb6 16. Qd2 Rcd8 17. Qe3 d4 18. Qxe6+ Kh8 19. Bxc6 bxc6 20. Rxc6 Qxb2
21. Rc7 Rde8 22. Qa6 Qxe2 23. Qxa7 Nh5 24. Bd6 Rf6 25. Bc5 d3 26. Bd4 Rg6 27.
Be3 d2 28. Qd4 Nxg3 29. hxg3 Rxe3 30. Qxe3 Qxf1+ 31. Kxf1 d1=Q+ 32. Kg2 Qd5+
33. Qf3 Qxf3+ 34. Kxf3 Ra6 35. Rc2 Kh7 36. Kg4 Kg6 37. f4 h5+ 38. Kh3 Kh6 39.
Rb2 g5 40. fxg5+ Kxg5 41. Kg2 Kg6 42. Kf3 Kg5 43. Rb5+ Kg6 44. Rb2 Ra3+ 45. Kf2
Kg5 46. Kg2 Kf5 47. Rb5+ Kg4 48. Rb4+ Kg5 49. Rb5+ Kg6 50. Rb6+ Kf7 51. Rb5
Rxa2+ 52. Kh3 Kg6 53. Rb6+ Kf5 54. Rb5+ Ke4 55. Rxh5 Ra1 56. Rh4+ Kf3 57. Rg4 *
Position (FEN): 8/8/8/8/6R1/5kPK/8/r7 b - - 4 57
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1400
Best move: Rh1#