Chess puzzle (Checkmate)
Moves: 1. Nf3 g6 2. c4 Bg7 3. Nc3 d6 4. d4 Nc6 5. e4 Bg4 6. d5 Nd4 7. Be2 Bxf3 8. Bxf3
c5 9. dxc6 Nxc6 10. Be3 Nf6 11. O-O O-O 12. Rc1 Nd7 13. b3 a5 14. Nd5 e6 15.
Nc3 Bxc3 16. Rxc3 Nc5 17. Qd2 Qe7 18. Rd1 Rfd8 19. Bg5 f6 20. Bh4 e5 21. Qd5+
Kg7 22. Be2 Ne6 23. Bf1 Ned4 24. a3 Qc7 25. c5 dxc5 26. Qxc5 Ne6 27. Rxd8 Nxc5
28. Rxa8 Nxe4 29. Rc4 Nd2 30. Rc1 Nxf1 31. Kxf1 Qd6 32. Rc8 g5 33. Bg3 Qd3+ 34.
Kg1 Nd4 35. R8c7+ Kg6 36. Kh1 Qxb3 37. f3 Ne2 38. Re1 Nxg3+ 39. hxg3 h5 40. a4
Qxa4 41. Rxb7 Qd4 42. Reb1 a4 43. R7b4 Qd7 44. Ra1 a3 45. Rxa3 Qd1+ 46. Kh2 h4
47. gxh4 Qe1 48. Rg4 Kf5 49. Ra6 gxh4 50. Raa4 Ke6 51. Kh3 *
Position (FEN): 8/8/4kp2/4p3/R5Rp/5P1K/6P1/4q3 b - - 3 51
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 770
Best move: Qh1#