Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. a3 Bxc3+ 7. bxc3 b6 8. Bd3
Bb7 9. O-O d6 10. Bb1 Na6 11. Ne1 Ne4 12. Qc2 Qh4 13. Nd3 Qg5 14. f3 f5 15.
fxe4 Bxe4 16. Qe2 f4 17. Nxf4 Bxb1 18. Rxb1 e5 19. Nh3 Rxf1+ 20. Qxf1 Qg4 21.
Nf2 Qf5 22. Bd2 Rf8 23. Rc1 e4 24. Qe2 Nc7 25. Rf1 Qg6 26. Nh3 Re8 27. Nf4 Qg5
28. Qf2 Rf8 29. Qg3 Qe7 30. Nd5 Nxd5 31. Rxf8+ Qxf8 32. cxd5 Qf7 33. c4 Qf6 34.
Qf4 Qe7 35. Kf2 h6 36. h3 g5 37. Qg4 Qf6+ 38. Ke2 cxd4 39. Qc8+ Kg7 40. exd4
Qxd4 41. Qd7+ Kg6 42. Qxd6+ Kh5 43. g4+ Kh4 44. Qxh6+ Kg3 45. Be1+ Kg2 46. Qxg5
*
Position (FEN): 8/p7/1p6/3P2Q1/2Pqp1P1/P6P/4K1k1/4B3 b - - 0 46
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1018
Best move: Qd3#