Chess puzzle (Checkmate)
Moves: 1. d4 d6 2. c4 a6 3. Nc3 f6 4. Nf3 Be6 5. e4 g6 6. Be2 Bg7 7. b3 Bf7 8. Bb2 Nh6
9. h3 O-O 10. O-O Nd7 11. Bc1 e5 12. d5 Nc5 13. Be3 Kh8 14. Qd2 Ng8 15. Rab1 b6
16. Qc2 Nh6 17. Qc1 Ng8 18. Nd2 Qc8 19. b4 Nd7 20. Nb3 c5 21. dxc6 Qxc6 22. Rd1
Rfc8 23. Nd5 Bf8 24. Qb2 Qa4 25. Nd2 Qc6 26. Rdc1 Ne7 27. Rc2 Nxd5 28. exd5 Qb7
29. Rbc1 Rc7 30. Rc3 Rac8 31. Ne4 a5 32. a3 a4 33. Qd2 g5 34. Bg4 Bg6 35. Bxd7
Rxd7 36. Nxf6 Rf7 37. Bxg5 Bg7 38. Ng4 Rf5 39. Bh6 Rcf8 40. Bxg7+ Qxg7 41. Rf1
h5 42. Ne3 Rf4 43. c5 Rd4 44. Qc1 Rg8 45. cxb6 Be4 46. f3 Bxd5 47. Rc7 Qg3 48.
Ng4 hxg4 *
Position (FEN): 6rk/2R5/1P1p4/3bp3/pP1r2p1/P4PqP/6P1/2Q2RK1 w - - 0 49
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 649
Best move: Qh6#