Chess puzzle (Crushing)
Opening: Sicilian_Defense, Sicilian_Defense_French_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 d6 6. Nc3 Nc6 7. Nxc6 bxc6 8.
Qf3 Rb8 9. O-O Be7 10. b3 O-O 11. Qh3 e5 12. Qg3 Re8 13. Be3 Be6 14. f4 exf4
15. Qxf4 d5 16. exd5 cxd5 17. Bd4 Rb4 18. Qf2 *
Position (FEN): 3qr1k1/p3bppp/4bn2/3p4/1r1B4/1PNB4/P1P2QPP/R4RK1 b - - 3 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 1893
Best move: Ng4