Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Ne2 Nc6 3. f3 Bc5 4. Ng3 Nf6 5. c3 d5 6. d3 d4 7. c4 Bb4+ 8. Nd2
O-O 9. a3 Bd6 10. b4 a6 11. Be2 Ne7 12. O-O c5 13. bxc5 Bxc5 14. Nb3 Ba7 15.
Kh1 b5 16. Bg5 Nc6 17. c5 Be6 18. Rc1 Bxb3 19. Qxb3 h6 20. Bd2 Qe7 21. Nf5 Qc7
22. f4 Rac8 23. fxe5 Nxe5 24. c6 Nxc6 25. Bf4 Qd8 26. Bxh6 gxh6 27. Nxh6+ Kh7
28. Nxf7 Qe7 29. Ng5+ Kh8 30. Rf5 Ne5 31. Rcf1 Ned7 32. Ne6 Nc5 33. Nxc5 Rxc5
34. Rxc5 Bxc5 35. g4 Nxg4 36. Rxf8+ Qxf8 37. Bxg4 *
Position (FEN): 5q1k/8/p7/1pb5/3pP1B1/PQ1P4/7P/7K b - - 0 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 623
Best move: Qf1#