Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 e6 3. c3 b6 4. Bf4 Bb7 5. Nbd2 Bd6 6. Bg5 h6 7. Bh4 Qe7 8. Nc4
Nc6 9. Bxf6 gxf6 10. e4 b5 11. Nxd6+ Qxd6 12. Bxb5 Qf4 13. Bd3 Rg8 14. g3 Qg4
15. h3 Qg7 16. Qe2 Rb8 17. O-O-O Ba8 18. Rhe1 Qf8 19. Bb5 Nd8 20. d5 e5 21. Nh4
Qc5 22. Ba4 Nb7 23. Nf5 Nd6 24. Nxh6 Rh8 25. Ng4 Ke7 26. Ne3 Rxh3 27. Bxd7 Rh2
28. Ba4 Nxe4 29. Nf5+ Kf8 30. Qxe4 Qxf2 31. Bc2 Rb5 32. Qa4 a6 33. Qc4 *
Position (FEN): b4k2/2p2p2/p4p2/1r1PpN2/2Q5/2P3P1/PPB2q1r/2KRR3 b - - 1 33
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 846
Best move: Qxc2#