Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Na5 8. Rb1 Bd7
9. Be2 Nb3 10. Nxb3 Ba4 11. Nfd2 Ne7 12. O-O Nc6 13. Qe1 Bxb3 14. Nxb3 Qxb3 15.
Bd1 Qa2 16. Bc2 Bxa3 17. bxa3 Qxc2 18. Rxb7 O-O 19. f4 Rab8 20. Rxb8 Rxb8 21.
f5 exf5 22. e6 Re8 23. exf7+ Kxf7 24. Qg3 Re2 25. Bf4 Qe4 26. Bd6 g6 27. Bc5
Ne7 28. Bxe7 Qxe7 29. Kh1 Kg7 30. h3 Re3 31. Qb8 Rxc3 32. Rb1 Rb3 33. Rxb3 cxb3
34. Qxb3 Qd7 35. Qe3 h5 36. Qe5+ Kh7 37. Kh2 Qb7 38. a4 a6 39. a5 Qc6 40. h4
Kh6 *
Position (FEN): 8/8/p1q3pk/P2pQp1p/3P3P/8/6PK/8 w - - 1 41
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 877
Best move: Qh8#