Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Bc4 O-O 6. O-O c5 7. d5 a6 8. a4 Bg4
9. h3 Bxf3 10. Qxf3 Nbd7 11. Bf4 Qb6 12. Rab1 Nh5 13. Bh2 Be5 14. g4 Bxh2+ 15.
Kxh2 Ne5 16. Qe2 Nf4 17. Qe3 g5 18. Ba2 Qb4 19. f3 Kg7 20. Ne2 Neg6 21. Nxf4
Nxf4 22. h4 h6 23. c3 Qxa4 24. Ra1 Qc2+ 25. Rf2 Qd3 26. Qe1 gxh4 27. e5 Rae8
28. e6 fxe6 29. dxe6 Rf6 30. Rd1 Qg6 31. Bb1 Qg5 32. Rfd2 h5 33. Qe4 Rxe6 34.
Qh7+ Kf6 35. Ba2 d5 36. Rg1 Qe5 37. Qh6+ Ng6+ 38. Kh1 c4 39. g5+ Kf7 40. Qxh5
Qf4 41. Qh7+ Kf8 42. Qh6+ Kg8 43. Rf2 Qe3 44. Rgf1 Rf8 45. Bb1 Nf4 *
Position (FEN): 5rk1/1p2p3/p3r2Q/3p2P1/2p2n1p/2P1qP2/1P3R2/1B3R1K w - - 11 46
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1143
Best move: Qh7#