Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 e6 3. Bf4 Nc6 4. a3 Nf6 5. b3 Bd6 6. Bg5 h6 7. Bh4 Be7 8. Nbd2
a6 9. c4 b5 10. c5 Nd7 11. Bg3 Nf6 12. e3 O-O 13. Bd3 Bb7 14. O-O Nh5 15. Be5
Nxe5 16. Nxe5 Nf6 17. b4 c6 18. Ndf3 a5 19. bxa5 Qxa5 20. Qb3 Qc7 21. Rfb1 Nd7
22. a4 Nxe5 23. Nxe5 f6 24. Ng6 Rfb8 25. axb5 Bd8 26. b6 Qf7 27. Rxa8 Rxa8 28.
Qb2 f5 29. Nf4 g5 30. Nh3 Qf6 31. f3 Be7 32. Ra1 Rxa1+ 33. Qxa1 Qf8 34. Qa7 Qc8
35. Nf2 Kg7 36. Nd1 h5 37. Nc3 Kf6 38. Na2 g4 39. f4 h4 40. Kf2 Kg6 41. Nb4 Kh5
42. Ba6 g3+ 43. hxg3 hxg3+ 44. Kxg3 Qg8+ 45. Kf3 Qg4+ 46. Kf2 Bh4+ 47. Kf1 *
Position (FEN): 8/Qb6/BPp1p3/2Pp1p1k/1N1P1Pqb/4P3/6P1/5K2 b - - 6 47
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 934
Best move: Qd1#