Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nc3 d5 3. Bg5 c5 4. Bxf6 gxf6 5. dxc5 e6 6. Qd4 Nc6 7. Qf4 Bxc5 8.
O-O-O e5 9. Qa4 Be6 10. Ne4 Be7 11. e3 Qb6 12. Nc3 O-O-O 13. Nf3 Rhg8 14. h3
Kb8 15. g4 h5 16. gxh5 Rh8 17. Bg2 Rxh5 18. Nd2 Na5 19. Nb3 Nc4 20. Bxd5 Bxd5
21. Nxd5 Rxd5 22. Rxd5 Nd6 23. Rhd1 Qc7 24. Qg4 Rg5 25. Qb4 Nc8 26. Qa5 Qc6 27.
Rd7 Rg2 28. Rxe7 Nxe7 29. Qd8+ Nc8 30. f4 *
Position (FEN): 1knQ4/pp3p2/2q2p2/4p3/5P2/1N2P2P/PPP3r1/2KR4 b - - 0 30
Black to move.
Themes: Queenside Attack Endgame Mate in 1 
Puzzle rating: 703
Best move: Qxc2#