Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. d4 cxd4 5. Nxd4 Bd7 6. Nxc6 bxc6 7. Bc4 g6 8.
Qf3 Nf6 9. Bg5 Bg7 10. O-O O-O 11. Nc3 Qa5 12. Bxf6 Bxf6 13. Bb3 Bxc3 14. Qxc3
Qxc3 15. bxc3 Rab8 16. Rad1 Be6 17. Bxe6 fxe6 18. Rb1 Rb6 19. Rxb6 axb6 20. Rb1
b5 21. f3 Ra8 22. Rb2 Ra3 23. Kf2 Rxc3 24. Ke2 d5 25. Kd2 Rc4 26. Kd3 Kf7 27.
e5 Ra4 28. g3 h5 29. h3 g5 30. c3 Kg6 31. g4 hxg4 32. hxg4 Kg7 33. Rh2 Kg6 34.
Rb2 Kf7 35. Ke3 Ra5 36. Kd4 Ke8 37. Kc5 Kd7 38. Kb6 Ra4 39. Re2 Rc4 40. Rc2 b4
41. a4 Rxc3 42. Rb2 b3 43. a5 c5 44. a6 c4 45. a7 Rc2 46. Rxb3 Ra2 47. Rc3 Ra4
48. Kb7 Rb4+ 49. Ka8 Kc7 50. f4 gxf4 51. g5 Rb3 52. g6 Rxc3 53. g7 Rg3 54. g8=Q
*
Position (FEN): K5Q1/P1k1p3/4p3/3pP3/2p2p2/6r1/8/8 b - - 0 54
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 464
Best move: Rxg8#