Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. Nf3 e6 6. Bb5 Bd7 7. Qa4 a6 8. Bxc6
Bxc6 9. Qc2 Nf6 10. Bg5 Be7 11. Nbd2 O-O 12. O-O h6 13. Bh4 Nd7 14. Bg3 f5 15.
exf5 exf5 16. Qd3 f4 17. d5 Bb5 18. Nc4 fxg3 19. fxg3 Bxc4 20. Qxc4 Qb6+ 21.
Rf2 Rac8 22. Qg4 Ne5 23. Qe6+ Kh8 24. Qxe7 Nxf3+ 25. gxf3 Rxf3 26. Rf1 Rxf2 27.
Rxf2 Rc1+ 28. Kg2 Rc8 29. Rf8+ Rxf8 30. Qxf8+ Kh7 31. Qf5+ Kg8 32. b3 Qd4 33.
Qe6+ Kh7 34. Qxd6 Qd2+ 35. Kh3 Qxa2 36. Qb4 b5 37. d6 Qe2 38. Qg4 g5 39. d7 *
Position (FEN): 8/3P3k/p6p/1p4p1/6Q1/1P4PK/4q2P/8 b - - 0 39
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1269
Best move: Qf1#