Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. h3 a6 7. Nf3 Nbd7 8. g4 c5
9. Bg2 cxd4 10. Nxd4 Ne5 11. Qe2 Be6 12. b3 h5 13. g5 Nfd7 14. Rd1 Qa5 15. Qd2
Nc6 16. O-O Nxd4 17. Bxd4 Bxd4 18. Qxd4 Qxg5 19. f4 Qh4 20. f5 Nc5 21. fxe6
Nxe6 22. Qf2 Qg5 23. Nd5 Rae8 24. h4 Qe5 25. Rd3 Kg7 26. Rf3 f6 27. Rg3 Rf7 28.
Bh3 Nc5 29. Bf5 Kh8 30. Rxg6 Rg7 31. Qg2 Rxg6 32. Bxg6 Rg8 33. Rf5 Qd4+ 34. Kh2
Rg7 35. Rxh5+ Kg8 36. Nxe7+ Kf8 37. Nd5 Kg8 38. Ne7+ Kf8 39. Nf5 Qe5+ 40. Kh3
Qc3+ 41. Kh2 Qe5+ 42. Ng3 Qf4 43. Rh8+ Ke7 44. h5 Ne6 45. Kg1 Ng5 46. Nf5+ Kd7
47. Nxg7 Nf3+ 48. Kh1 Qh4+ 49. Qh3+ *
Position (FEN): 7R/1p1k2N1/p2p1pB1/7P/2P1P2q/1P3n1Q/P7/7K b - - 4 49
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 786
Best move: Qxh3#