Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 c5 3. e3 Nf6 4. c3 Nc6 5. Bd3 Bg4 6. f3 Bh5 7. Ne2 e6 8. O-O
Bd6 9. Bxd6 Qxd6 10. Nf4 c4 11. Bc2 Bg6 12. Nd2 Ne7 13. Re1 Nh5 14. Nxg6 hxg6
15. f4 g5 16. fxg5 Ng6 17. Bxg6 fxg6 18. Qg4 Kd7 19. e4 Raf8 20. e5 Qe7 21. Rf1
Rxf1+ 22. Rxf1 Rf8 23. h4 Rf7 24. g3 Qf8 25. Kg2 a6 26. b3 b5 27. b4 Rxf1 28.
Nxf1 a5 29. a3 axb4 30. axb4 Qa8 31. Ne3 Qa2+ 32. Kh3 Qa1 33. Nxd5 *
Position (FEN): 8/3k2p1/4p1p1/1p1NP1Pn/1PpP2QP/2P3PK/8/q7 b - - 0 33
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 522
Best move: Qh1#