Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. O-O O-O-O 6. h3 Bh5 7. b3 e5 8.
d3 f6 9. Bb2 Bc5 10. a4 Nge7 11. Nc3 Qd7 12. Ne4 Bb6 13. Qd2 f5 14. Ng3 Bxf3
15. Bxf3 Nd4 16. Bxd4 Qxd4 17. a5 Bc5 18. Ra4 Qd7 19. Rfa1 Nd5 20. b4 Bd4 21.
R1a3 Nc3 22. a6 Nxa4 23. Bxb7+ Kb8 24. b5 Nb6 25. Bc6 Qd6 26. Rb3 g6 27. Ne2
Qc5 28. Nxd4 Rxd4 29. Qg5 Rf4 30. Qg3 Rd8 31. Rb1 Qxc2 32. Rf1 Qxd3 33. Qg5 Rc4
34. Qe7 Qd6 35. Qf7 Rxc6 36. bxc6 Qxc6 37. Qxh7 e4 38. Qe7 Qd6 39. Qf7 f4 40.
Qb3 Qd5 41. Qc2 f3 42. g3 Rd6 43. Kh2 Rc6 44. Qb2 Qd7 45. Qh8+ Qc8 46. Qb2 Re6
47. Re1 Ka8 48. Qc3 Qe8 49. Re3 Qd7 50. Qh8+ Re8 51. Qc3 Nd5 52. Qb3 Nxe3 *
Position (FEN): k3r3/p1pq4/P5p1/8/4p3/1Q2npPP/5P1K/8 w - - 0 53
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1028
Best move: Qb7#