Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
h6 9. Bh4 Nbd7 10. O-O-O Qc7 11. g4 b5 12. Bd3 Bb7 13. Qe2 b4 14. Nb1 Rc8 15.
Rhg1 Nxe4 16. Bxe4 Bxe4 17. Bxe7 Bxc2 18. Nxc2 Kxe7 19. Nd2 *
Position (FEN): 2r4r/2qnkpp1/p2pp2p/8/1p3PP1/8/PPNNQ2P/2KR2R1 b - - 1 19
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 400
Best move: Qxc2#