Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. Qxc3 Bb7 7. Bg5 h6 8.
Bh4 g5 9. Bg3 Ne4 10. Qc2 d6 11. f3 Nxg3 12. hxg3 c5 13. dxc5 dxc5 14. Rb1 Nc6
15. e3 Qf6 16. b4 cxb4 17. axb4 Qe5 18. Kf2 O-O-O 19. Bd3 Qd6 20. Be4 Nxb4 21.
Bxb7+ Kxb7 22. Qe4+ Kb8 23. Rxb4 Qxb4 24. Ne2 Qd6 25. Nd4 Rc8 26. Ra1 Rxc4 27.
Rxa7 Qd5 28. Qxd5 exd5 29. Rxf7 Rhc8 30. Rf6 Kb7 31. Rxh6 R8c5 32. f4 gxf4 33.
gxf4 b5 34. Rh7+ Kb6 35. Rh6+ Ka5 36. Nb3+ Ka4 37. Nxc5+ Rxc5 38. Rb6 b4 39. g4
b3 40. g5 Rb5 41. Ra6+ Kb4 42. Ra1 Rb6 43. f5 b2 44. Rb1 Kc3 45. f6 d4 46. exd4
Kxd4 47. Kg3 Ke5 48. Kg4 Ke6 49. Kh5 Kf7 50. Kh6 Rb3 51. Kh7 *
Position (FEN): 8/5k1K/5P2/6P1/8/1r6/1p6/1R6 b - - 9 51
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 581
Best move: Rh3#