Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. h4 h5 5. Qd2 c6 6. Nf3 b5 7. Ne5 Ng4 8. e3
Nxe5 9. Bxe5 f6 10. Bg3 Nd7 11. Bd3 Kf7 12. Ne2 f5 13. Nf4 Nf6 14. Nh3 Bh6 15.
Be5 Rf8 16. f3 Nd7 17. Bf4 Bxf4 18. exf4 Nf6 19. O-O-O a5 20. Rde1 Ra7 21. Ng5+
Kg7 22. Re6 b4 23. Rhe1 Nh7 24. Rxc6 Nxg5 25. hxg5 e6 26. Rcxe6 Bxe6 27. Rxe6
Re8 28. Re5 Ree7 29. Qe3 Qe8 30. Kd2 Rac7 31. Bb5 Rxe5 32. fxe5 Qxb5 33. e6 Qc6
34. Qe5+ Kh7 35. e7 Qxc2+ 36. Ke1 Qc1+ 37. Kf2 Rc2+ 38. Kg3 Rc8 39. e8=Q Rxe8
40. Qxe8 f4+ 41. Kh3 *
Position (FEN): 4Q3/7k/6p1/p2p2Pp/1p1P1p2/5P1K/PP4P1/2q5 b - - 1 41
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 407
Best move: Qh1#