Chess puzzle (Checkmate)
Moves: 1. e3 e5 2. a3 Nc6 3. c4 Nf6 4. b4 a6 5. Bb2 d5 6. b5 axb5 7. cxb5 Na7 8. Bxe5
Bd6 9. Nf3 Qe7 10. Bxf6 Qxf6 11. Nc3 Bf5 12. Nxd5 Qb2 13. Nd4 Be4 14. Nc3 Bg6
15. a4 O-O 16. Bc4 Rfe8 17. O-O b6 18. Nb3 Bc2 19. Qf3 Bxb3 20. Qxf7+ Kh8 21.
Bxb3 Qxd2 22. Nd5 Rf8 23. Qd7 Rad8 24. Qh3 Qb2 25. Rab1 Qe5 26. f4 Qe4 27. Rb2
Bc5 28. Bc2 Bxe3+ 29. Nxe3 Rd3 30. Bxd3 Qxd3 31. Rbf2 Re8 32. Rf3 Qd4 33. Kh1
c6 34. bxc6 Nxc6 35. Qg4 h6 36. Nf5 Qd7 37. Qh5 Qe6 38. Re3 Qc4 39. Rxe8+ Kh7
40. Nh4 *
Position (FEN): 4R3/6pk/1pn4p/7Q/P1q2P1N/8/6PP/5R1K b - - 2 40
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 630
Best move: Qxf1#