Chess puzzle (Checkmate)
Moves: 1. Nf3 f5 2. b3 Nf6 3. Bb2 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. d4 d6 8. c4 Ne4
9. Nc3 d5 10. Ne5 Nd7 11. cxd5 exd5 12. Nxe4 fxe4 13. e3 Nxe5 14. dxe5 Be6 15.
a3 Bg5 16. f4 exf3 17. Rxf3 Qd7 18. Bd4 b6 19. b4 Bh3 20. Qc2 Bxg2 21. Rxf8+
Rxf8 22. Kxg2 Qg4 23. Re1 Qf3+ 24. Kh3 Qh5+ 25. Kg2 Qf3+ 26. Kg1 Be7 27. Qe2
Qe4 28. Rf1 c5 29. Rxf8+ Bxf8 30. Bc3 cxb4 31. axb4 Bxb4 32. Bxb4 Qxb4 33. Qa6
Qe1+ 34. Kg2 Qxe3 35. Qc8+ Kf7 36. Qd7+ Kf8 37. Qd6+ Ke8 38. Qe6+ Kf8 39. Qxd5
Qc5 40. Qd8+ Kf7 41. Qd7+ Qe7 42. Qd5+ Kf8 43. e6 g6 44. Qf3+ Kg7 45. Qc3+ Kf8
*
Position (FEN): 5k2/p3q2p/1p2P1p1/8/8/2Q3P1/6KP/8 w - - 4 46
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1291
Best move: Qh8#