Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nc3 Nc6 3. d3 Nf6 4. g3 g6 5. Bg2 Bg7 6. f4 d6 7. Be3 O-O 8. Nf3 d5
9. exd5 Nxd5 10. Nxd5 Qxd5 11. O-O Bg4 12. Qb1 Qe6 13. Re1 Bh3 14. Ng5 Qd7 15.
Bxh3 Qd6 16. c3 e5 17. Ne4 Qc7 18. fxe5 Bxe5 19. Bxc5 Rfe8 20. Be3 f5 21. Nf2
f4 22. gxf4 Bxf4 23. Bxf4 Qxf4 24. Rxe8+ Rxe8 25. Ne4 Qe3+ 26. Kh1 Rf8 27. Qg1
Qxh3 28. Rd1 Qf3+ 29. Qg2 Qxd1+ 30. Qg1 Rf1 31. Qxf1 *
Position (FEN): 6k1/pp5p/2n3p1/8/4N3/2PP4/PP5P/3q1Q1K b - - 0 31
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 399
Best move: Qxf1#