Chess puzzle (Checkmate)
Moves: 1. g3 d5 2. Bg2 Nf6 3. d4 c6 4. Nf3 Bf5 5. O-O h6 6. c4 e6 7. cxd5 exd5 8. Nc3
Be7 9. Qb3 Qb6 10. Bf4 Qxb3 11. axb3 Na6 12. Ra4 O-O 13. Rfa1 Nd7 14. Ne5 Nxe5
15. Bxe5 Bc2 16. Rc1 Bxb3 17. Raa1 Nb4 18. e4 dxe4 19. Nxe4 Bd5 20. Nd6 Bxg2
21. Kxg2 f6 22. Bf4 Nd3 23. Nf5 Nxc1 24. Nxe7+ Kf7 25. Nf5 Nd3 26. Bd6 Rfd8 27.
Ba3 a5 28. Rd1 Nb4 29. Re1 Rd7 30. h4 Re8 31. Rd1 h5 32. Ne3 Nd5 33. Nc4 Re2
34. Kf3 Rc2 35. Nxa5 g5 36. hxg5 fxg5 37. Rh1 g4+ 38. Ke4 Kg6 39. Rf1 Rf7 40.
Ke5 Re2+ 41. Kd6 Rfxf2 42. Rc1 Rf6+ 43. Kc5 Re3 44. Nxb7 Rxg3 45. Nd8 Ne7 46.
Re1 Nf5 47. Nxc6 h4 48. Ne5+ Kh5 49. Nd7 Rf7 50. Ne5 Re7 51. Kd5 h3 52. Bxe7
Nxe7+ 53. Ke6 Ng6 54. Nd7 Rd3 55. d5 g3 56. Nf6+ Kh4 57. Re4+ Kg5 58. Rg4+ Kh6
59. Kf7 Rf3 *
Position (FEN): 8/5K2/5Nnk/3P4/6R1/5rpp/1P6/8 w - - 8 60
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1234
Best move: Rxg6#