Chess puzzle (Checkmate)
Moves: 1. g3 d5 2. Bg2 Nf6 3. d4 h5 4. Nf3 Bg4 5. h3 Bf5 6. b3 e6 7. Bb2 Bd6 8. Nbd2
Nbd7 9. c4 b6 10. O-O O-O 11. Rc1 Ne4 12. e3 Bb4 13. a3 Nxd2 14. Nxd2 Bd6 15.
cxd5 exd5 16. Bxd5 Bxh3 17. Bg2 Bxg2 18. Kxg2 Nf6 19. Qf3 Qd7 20. Ne4 Nxe4 21.
Qxe4 Qg4 22. Qxg4 hxg4 23. e4 f6 24. e5 fxe5 25. dxe5 Bc5 26. b4 Be7 27. Rxc7
Bd8 28. Rd7 a5 29. Rfd1 axb4 30. axb4 Bg5 31. e6 Bf6 32. Bxf6 Rxf6 33. e7 Re8
34. Rd8 Kf7 35. R8d6 Rxe7 36. R1d4 Re2 37. Rxf6+ gxf6 38. Rxg4 Rb2 39. Rf4 Rb3
40. g4 Kg6 41. Rd4 Kg5 42. f3 Kh4 43. Rf4 Rb2+ 44. Kf1 Kg5 45. Rf5+ Kg6 46. b5
Rb4 47. Kf2 Rb3 48. Kg3 Rb4 49. Rd5 Rb3 50. g5 f5 51. Rd6+ Kxg5 52. Rxb6 f4+
53. Kf2 Rb2+ 54. Kf1 Kh4 55. Rb8 Kg3 56. b6 Kxf3 57. Ke1 Ke3 58. b7 *
Position (FEN): 1R6/1P6/8/8/5p2/4k3/1r6/4K3 b - - 0 58
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1093
Best move: Rb1#