Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 c6 5. Bf4 d6 6. e3 Bg4 7. Be2 Nbd7 8. O-O
O-O 9. h3 Bxf3 10. Bxf3 Re8 11. Qb3 b6 12. Bxc6 Rb8 13. d5 Rf8 14. Qc2 a6 15.
b4 Nh5 16. Bh2 Ne5 17. Bxe5 Bxe5 18. Rad1 Bxc3 19. Qxc3 Ng7 20. e4 e5 21. a4
Nh5 22. g3 Qg5 23. Kh2 f5 24. exf5 Rxf5 25. Qe3 Qf6 26. f3 Rf8 27. Kg2 Rg5 28.
g4 Nf4+ 29. Kh2 Qg7 30. Rh1 h5 31. h4 Qh6 32. hxg5 Qxg5 33. Kg3 h4+ 34. Kh2 h3
35. Qf2 Ng2 36. Qg3 Ne3 37. Rc1 Ng2 38. c5 Qd2 39. Rhd1 Qe2 40. Kh1 Rxf3 41.
Re1 Nxe1 42. Rxe1 Qd3 43. Qg1 h2 44. Qg2 Rg3 45. Qe2 Rg1+ 46. Kxh2 *
Position (FEN): 6k1/8/ppBp2p1/2PPp3/PP4P1/3q4/4Q2K/4R1r1 b - - 0 46
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 842
Best move: Qg3#