Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Nxf6+ Nxf6 7. Nf3 c5
8. O-O cxd4 9. Nxd4 Bc5 10. Nf3 O-O 11. Bg5 h6 12. Bh4 Qe7 13. a3 a5 14. Nd2
Rd8 15. Bxf6 Qxf6 16. Ne4 Qe7 17. Nxc5 Qxc5 18. Bh7+ Kxh7 19. Qxd8 b6 20. b4
Qc6 21. Qd3+ f5 22. b5 Qc7 23. a4 Bb7 24. Rfd1 Be4 25. Qd6 Qxc2 26. Qxe6 Rb8
27. f3 Ba8 28. Rd6 f4 29. Kh1 Rf8 30. Qa2 Qc5 31. Qb1+ Kh8 32. Qg6 Qe5 33. Rg1
Re8 34. Rxb6 Qc3 35. Re6 Rxe6 36. Qxe6 Bxf3 37. Qe8+ Kh7 38. Qd8 Bxg2+ 39. Kxg2
f3+ 40. Kh1 f2 41. Rf1 *
Position (FEN): 3Q4/6pk/7p/pP6/P7/2q5/5p1P/5R1K b - - 1 41
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 891
Best move: Qf3#