Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. Bd2 Bg7 4. e3 d5 5. c4 c6 6. c5 O-O 7. Nc3 b6 8. Bd3
bxc5 9. dxc5 e5 10. Nxe5 a6 11. O-O Qc7 12. Nf3 Ng4 13. g3 Nh6 14. Rb1 Bh3 15.
Re1 Nd7 16. Ng5 Ne5 17. Be2 Qe7 18. Nxh3 Bf6 19. f4 Nc4 20. Bxc4 dxc4 21. e4
Qxc5+ 22. Be3 Qb4 23. Qf3 Rfd8 24. Nf2 Rab8 25. g4 Bh4 26. g5 Bxf2+ 27. Bxf2
Nf5 28. exf5 Rd3 29. Re3 Rxc3 30. Rxc3 Qd6 31. f6 Rd8 32. Rxc4 Qe6 33. Rbc1 Qf5
34. R1c2 Rd3 35. Rxc6 h5 36. Rc8+ Kh7 37. Qe2 Rd7 38. R8c6 Qxf4 39. Kg2 Qxg5+
40. Bg3 h4 41. R6c5 Qxf6 42. Rh5+ gxh5 43. Qxh5+ Kg8 44. Qg4+ Qg6 45. Qxd7
Qxc2+ 46. Kh3 hxg3 47. hxg3 Qxb2 48. Qe8+ Kg7 49. Qa4 Qb7 50. Qa3 Kg6 51. Qd3+
f5 52. Qd6+ Kf7 53. Qf4 *
Position (FEN): 8/1q3k2/p7/5p2/5Q2/6PK/P7/8 b - - 3 53
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 631
Best move: Qh1#