Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 g6 6. Bc4 Bg7 7. O-O e6 8. Re1
Nge7 9. Be3 O-O 10. Qd2 d5 11. exd5 exd5 12. Bb3 Be6 13. Bh6 Bxh6 14. Qxh6 Nf5
15. Qf4 a5 16. Nbd2 b5 17. Ng5 a4 18. Nxe6 fxe6 19. Bc2 e5 20. Qg4 Qf6 21. Nf3
e4 22. Ng5 Ne5 23. Qf4 h6 24. Nh3 g5 25. Qd2 Rad8 26. Rad1 Ng4 27. Qe2 Nh4 28.
Rf1 h5 29. Qxb5 Qe5 30. f4 exf3 31. g3 f2+ 32. Kh1 Nf3 33. Qd3 Rf7 34. Qg6+ Rg7
35. Qxh5 Nfxh2 36. Rd4 Qxg3 37. Bh7+ Kf8 38. Nxg5 Rxg5 39. Qxg5 *
Position (FEN): 3r1k2/7B/8/3p2Q1/p2R2n1/2P3q1/PP3p1n/5R1K b - - 0 39
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1742
Best move: Qf3#