Chess puzzle (Checkmate)
Moves: 1. d4 b6 2. Nf3 Bb7 3. Bf4 g6 4. e3 Bg7 5. Bd3 d6 6. c3 Nd7 7. Nbd2 e5 8. Bg3
Ne7 9. Bc4 d5 10. Bb3 e4 11. Ng1 O-O 12. Ne2 c5 13. O-O c4 14. Bc2 f5 15. f3
Bh6 16. Bd6 Bxe3+ 17. Kh1 Rf7 18. fxe4 dxe4 19. Nxc4 Bg5 20. Bb3 Bd5 21. Nf4
Bxf4 22. Bxf4 Nf6 23. Bg5 Kg7 24. Qe1 h6 25. Bh4 g5 26. Bg3 f4 27. Bf2 e3 28.
Bxe3 fxe3 29. Qxe3 Nf5 30. Qe5 Nh4 31. Nd6 Bxg2+ 32. Kg1 Bxf1 33. Rxf1 Rf8 34.
Nf5+ Kg6 35. Nxh4+ gxh4 36. Qf5+ Kg7 37. Rf4 Rc8 38. Rxh4 Qd7 39. Qf4 Qe7 *
Position (FEN): 2r2r2/p3q1k1/1p3n1p/8/3P1Q1R/1BP5/PP5P/6K1 w - - 3 40
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1019
Best move: Qxh6#