Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. Bf4 d6 3. Nc3 Nd7 4. e4 Qa5 5. Qd2 h6 6. Nf3 g5 7. Bg3 Bg7 8. O-O-O
f6 9. h4 g4 10. Nh2 h5 11. Kb1 Nb6 12. Qd3 Bd7 13. e5 fxe5 14. Qg6+ Kf8 15. Rd3
Rh6 16. Qg5 Bf6 17. Qd2 Nc4 18. Qe2 Bf5 19. Ne4 Qb5 20. b3 Bxe4 21. Qxe4 d5 22.
Qe2 e4 23. Rd1 Qb6 24. Kc1 Bxd4 25. bxc4 Qb2+ 26. Kd2 Bc3+ 27. Ke3 Qb6+ 28. Kf4
Rf6+ 29. Kg5 Qc5 30. Kxh5 d4+ 31. Kxg4 *
Position (FEN): r4kn1/pp2p3/2p2r2/2q5/2Ppp1KP/2b3B1/P1P1QPPN/3R1B1R b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1677
Best move: Qf5#