Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 a6 5. Bd3 g6 6. h3 Bg7 7. Nc3 e6 8. Nf3
h6 9. O-O Nge7 10. Be3 O-O 11. Qc1 Kh7 12. Ng5+ hxg5 13. Bxg5 Rh8 14. Qf4 Kg8
15. Bf6 e5 16. Qf3 d6 17. Nd5 Bxf6 18. Nxf6+ Kg7 19. Nd5 Be6 20. Qf6+ Kg8 21.
Qf3 Qa5 22. Nf6+ Kg7 23. c3 b5 24. b4 Qc7 25. Nd5 Nxd5 26. exd5 Bxh3 27. dxc6
Be6 28. Be4 Raf8 29. Bd5 Qd8 30. a4 Qh4 31. Bxe6 *
Position (FEN): 5r1r/5pk1/p1PpB1p1/1p2p3/PP5q/2P2Q2/5PP1/R4RK1 b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 718
Best move: Qh1#