Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. d3 g6 7. c3 Bg7 8.
Nbd2 O-O 9. h3 b5 10. Nh2 Ne5 11. Qe2 Nfd7 12. f4 Nc6 13. Ndf3 f5 14. exf5 Rxf5
15. g4 Rf8 16. Bd2 e5 17. Qe4 Rc8 18. Ng5 Qe7 19. f5 Nf6 20. Qg2 gxf5 21. Rxf5
b4 22. Raf1 bxc3 23. bxc3 Nd8 24. Qf3 Ne6 25. Nxe6 Qxe6 26. Bg5 Nd5 27. c4 Nc3
28. Bd2 e4 29. dxe4 Nxe4 30. Be1 Rxf5 31. gxf5 Bd4+ 32. Kh1 Qe7 33. Ng4 Rf8 34.
Qg2 Kh8 35. Nh6 Qg5 36. Qxe4 Qxh6 37. Qg4 Rg8 38. Qf3 Qg5 39. f6 Rf8 40. f7 Qe3
41. Qf5 Rxf7 42. Qxf7 *
Position (FEN): 7k/p4Q1p/3p4/2p5/2Pb4/4q2P/P7/4BR1K b - - 0 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1426
Best move: Qxh3#