Chess puzzle (Crushing)
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. Qd2 Be7 8. f3
Qc7 9. O-O-O Nc6 10. Kb1 Ne5 11. f4 Nc4 *
Position (FEN): r1b1k2r/1pq1bppp/p2ppn2/6B1/2nNPP2/2N5/PPPQ2PP/1K1R1B1R w kq - 1 12
White to move.
Themes:  Opening  
Puzzle rating: 1736
Best move: Bxc4