Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Bd7 5. c3 a6 6. Ba4 Nf6 7. d3 Be7 8. O-O
O-O 9. Re1 h6 10. Nbd2 a5 11. Nf1 Rb8 12. Ng3 b5 13. Bc2 a4 14. b3 axb3 15.
axb3 b4 16. Bb2 bxc3 17. Bxc3 Nb4 18. Nf5 c5 19. Nxe7+ Qxe7 20. Bb1 Ra8 21. Qe2
Bb5 22. Rxa8 Rxa8 23. Bxb4 cxb4 24. Qc2 Qb7 25. Nd2 Ra1 26. Nc4 Qc6 27. Kf1 Nd7
28. f3 Qa6 29. Qd2 Nc5 30. Kf2 Nxb3 31. Qxb4 Bxc4 32. dxc4 Nd4 33. Bd3 Ra3 34.
Rd1 Qa7 35. Kf1 Ra1 36. Rxa1 Qxa1+ 37. Qb1 Qa7 38. Ke1 f6 39. Qb2 Kh7 40. f4 g5
41. f5 h5 42. Kd2 Qa5+ 43. Kd1 Qa7 44. Be2 h4 45. Bd3 Kh6 46. Qb4 Qa1+ 47. Qb1
Qa4+ 48. Kd2 Nb3+ 49. Kc3 Nc5 50. Bc2 Qa5+ 51. Qb4 Qa1+ 52. Kd2 Qd4+ 53. Kc1
Nxe4 54. Bxe4 Qxe4 55. Qxd6 Qxc4+ 56. Kd2 Qf4+ 57. Ke2 Qxf5 58. Qf8+ Kg6 59.
Qg8+ Kh6 60. Qh8+ Qh7 61. Qxf6+ Qg6 62. Qxe5 Qc2+ 63. Kf3 Qd1+ 64. Kf2 Qc2+ 65.
Qe2 Qc5+ 66. Kf3 Qd5+ 67. Kg4 Qd4+ 68. Qe4 *
Position (FEN): 8/8/7k/6p1/3qQ1Kp/7P/6P1/8 b - - 12 68
Black to move.
Themes: Hanging Piece Endgame, Queen Endgame Mate in 1 
Puzzle rating: 801
Best move: Qxe4#