Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. O-O d6 5. Nc3 Bg4 6. Be2 Nxe2+ 7. Qxe2 c6 8.
d3 Qd7 9. h3 Bh5 10. Qe3 f5 11. exf5 Qxf5 12. g4 Bxg4 13. hxg4 Qxg4+ 14. Kh1
Qh5+ 15. Nh2 Nf6 16. Rg1 Ng4 17. Qg3 Nf6 18. Ne4 O-O-O 19. Bg5 Be7 20. Nxf6
gxf6 21. Be3 Qf7 22. Nf3 h5 23. Rg2 f5 24. Bg5 Rdg8 25. Qh4 Bf8 26. Rag1 f4 27.
a3 Qf5 28. b4 b6 29. Kh2 Kb7 30. Qh3 Qf7 31. Nd2 h4 32. Rg4 Rh5 33. Nc4 Ka6 34.
Kg2 Rhxg5 35. Kf3 Rxg4 36. Rxg4 Rxg4 37. Qxg4 Kb5 38. Qxh4 Be7 39. Qg4 a5 40.
Qd7 Qd5+ 41. Ke2 Bf8 42. bxa5 f3+ 43. Kd2 Bh6+ 44. Kd1 Qd4 45. Nxd6+ Ka6 46.
Qb7+ Kxa5 *
Position (FEN): 8/1Q6/1ppN3b/k3p3/3q4/P2P1p2/2P2P2/3K4 w - - 0 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1089
Best move: Qa7#