Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 Bxc3+ 6. bxc3 h6 7. Bh4 Bb7 8.
e3 d6 9. Bd3 Nbd7 10. e4 e5 11. d5 O-O 12. O-O g5 13. Bg3 Kh8 14. Re1 Rg8 15.
a4 a5 16. Nd2 Nc5 17. Nf1 Bc8 18. f3 Nh5 19. Bf2 Nd7 20. Ne3 Nf8 21. Nc2 Ng6
22. Be3 Nhf4 23. Bxf4 gxf4 24. Re2 Qg5 25. Qd2 Nh4 26. Rf1 Bd7 27. Na3 Bxa4 28.
Nb5 Bxb5 29. cxb5 a4 30. Bb1 a3 31. Ba2 Ra5 32. c4 Ra4 33. Bb3 Rb4 34. Qxb4 Ra8
35. Ba2 f6 36. Rb1 Nxf3+ 37. Kh1 Nd4 38. Rf2 f3 39. gxf3 Rg8 40. Qxa3 Qh4 41.
Rbf1 Qh3 42. Qa7 Nxf3 43. Qxc7 Nxh2 44. Rxh2 *
Position (FEN): 6rk/2Q5/1p1p1p1p/1P1Pp3/2P1P3/7q/B6R/5R1K b - - 0 44
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 973
Best move: Qxf1#