Chess puzzle (Checkmate)
Moves: 1. e4 Nc6 2. d4 e6 3. Nf3 d5 4. exd5 exd5 5. Bb5 Bd7 6. Nc3 Nf6 7. O-O Be7 8.
Bg5 O-O 9. Bxf6 Bxf6 10. Nxd5 Bg4 11. Nxf6+ Qxf6 12. c3 Rad8 13. h3 Bxf3 14.
Qxf3 Qxf3 15. gxf3 Ne7 16. Kh2 Ng6 17. Rfe1 c6 18. Bd3 Rd6 19. Bxg6 fxg6 20.
Re3 h5 21. Rae1 Kh7 22. Kg3 Rdf6 23. h4 R8f7 24. Rd1 Kh6 25. Rdd3 Rf5 26. Re5
Rf4 27. Re7 Rxf3+ 28. Rxf3 Rxe7 29. Re3 Rf7 30. Rf3 Rxf3+ 31. Kxf3 g5 32. Kg3
gxh4+ 33. Kxh4 g5+ 34. Kg3 Kg6 35. f4 g4 36. b4 Kf5 37. a4 h4+ 38. Kxh4 Kxf4
39. c4 Kf3 40. d5 cxd5 41. cxd5 g3 42. d6 g2 43. d7 g1=Q 44. d8=Q *
Position (FEN): 3Q4/pp6/8/8/PP5K/5k2/8/6q1 b - - 0 44
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1296
Best move: Qg4#