Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 d5 5. e5 e6 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. O-O
Ne7 9. Bg5 O-O 10. a3 h6 11. Be3 f6 12. Qd2 Kh7 13. exf6 Nxf6 14. Ne5 Ne4 15.
Qc2 Nf5 16. Nd2 cxd4 17. cxd4 Rc8 18. Qd3 Qa5 19. Nxe4 Nxe3 20. b4 Qc7 21. Qxe3
dxe4 22. Qxe4 Qc3 23. Qxg6+ Kg8 24. Qxe6+ Kh7 25. Qg6+ Kg8 26. Nd7 Rc6 27. Qe4
Rf7 28. Qe8+ Rf8 29. Nxf8 Bxf8 30. Qe3 Qc4 31. Rac1 Qd5 32. Rxc6 bxc6 33. Qg3+
Kh7 34. Qc7+ Bg7 35. Qxa7 Kg6 36. a4 Bxd4 37. Qa8 Be5 38. a5 Qe4 39. a6 Qf4 40.
a7 *
Position (FEN): Q7/P7/2p3kp/4b3/1P3q2/8/5PPP/5RK1 b - - 0 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1110
Best move: Qxh2#