Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bb5 Bd7 5. Bxc6 Bxc6 6. O-O e5 7. Nd5 Bxd5 8.
exd5 f5 9. c3 Be7 10. Re1 Bf6 11. d3 Ne7 12. c4 O-O 13. h3 b5 14. b3 a5 15. Rb1
b4 16. Ng5 Bxg5 17. Bxg5 Qd7 18. Bxe7 Qxe7 19. Qh5 g6 20. Qh6 a4 21. Ra1 axb3
22. axb3 Ra3 23. Rxa3 bxa3 24. Ra1 Ra8 25. Qc1 e4 26. dxe4 Qxe4 27. Rxa3 Rxa3
28. Qxa3 Qe1+ 29. Kh2 Qxf2 30. Qa8+ Kg7 31. Qb7+ Kh6 32. Qe7 Qf4+ 33. Kg1 Qc1+
34. Kf2 Qc2+ 35. Kf1 Qd1+ 36. Kf2 Qxb3 37. Qf8+ Kh5 38. Qxd6 Qc2+ 39. Kg3 Qxc4
40. Qd7 Qd3+ 41. Kh2 h6 42. Qe6 Qd2 43. Qe5 c4 44. Kg3 c3 45. Kf3 c2 46. g4+
Kg5 *
Position (FEN): 8/8/6pp/3PQpk1/6P1/5K1P/2pq4/8 w - - 1 47
White to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1538
Best move: Qe7#