Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. c3 cxd4 5. exd4 Nc6 6. Bd3 d5 7. Bg5 Be7 8.
Nbd2 h6 9. Bh4 O-O 10. O-O Re8 11. Re1 Ng4 12. Bg3 Bd6 13. Bxd6 Qxd6 14. h3 Nf6
15. Nf1 Nh5 16. Ne5 Nf4 17. Bc2 f5 18. Qf3 g5 19. h4 Nxe5 20. dxe5 Qe7 21. hxg5
hxg5 22. Ng3 Qh7 23. Ne2 Ng6 24. Qg3 Bd7 25. Qxg5 Kh8 26. Nf4 Rg8 27. Re3 Nxf4
28. Qxf4 Rg4 29. Qf3 Rh4 30. Kf1 Rh1+ 31. Ke2 Rxa1 32. Qf4 Kg8 33. Qg5+ Kf8 34.
Qf6+ Ke8 35. Rg3 Qh5+ 36. f3 Qh7 37. Rg7 Qxg7 38. Qxg7 Rc8 39. Qg8+ Ke7 40.
Qg7+ Kd8 41. Qf7 Rxa2 42. g4 Rxb2 43. Kd3 Bb5+ 44. Kd2 Ba4 45. Qf8+ Kc7 *
Position (FEN): 2r2Q2/ppk5/4p3/3pPp2/b5P1/2P2P2/1rBK4/8 w - - 6 46
White to move.
Themes:  Endgame Dovetail Mate, Mate in 1 
Puzzle rating: 1325
Best move: Qd6#