Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. Kb1 b5 10. Nxc6 Bxc6 11. Bd3 b4 12. Ne2 Qb6 13. Be3 Qb7 14. f3 a5
15. Nd4 Bd7 16. g4 Be7 17. g5 Ng8 18. h4 a4 19. h5 a3 20. b3 Rc8 21. g6 fxg6
22. hxg6 h6 23. Bc4 d5 24. exd5 exd5 25. Bd3 Bf6 26. Bf5 Ne7 27. Bxd7+ Kxd7 28.
Ne2 Rhd8 29. Bd4 Qa6 30. Bxf6 Qxf6 31. Qd4 Qxg6 32. Rd2 Qf6 33. Qxb4 *
Position (FEN): 2rr4/3kn1p1/5q1p/3p4/1Q6/pP3P2/P1PRN3/1K5R b - - 0 33
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 965
Best move: Qb2#