Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Dragon_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Bc4 h6 8. Be3
Nc6 9. f3 O-O 10. Qd2 Kh7 11. h4 h5 12. O-O-O Bd7 13. a3 Rc8 14. Rdg1 *
Position (FEN): 2rq1r2/pp1bppbk/2np1np1/7p/2BNP2P/P1N1BP2/1PPQ2P1/2K3RR b - - 2 14
Black to move.
Themes:  Middlegame  
Puzzle rating: 1130
Best move: Nxd4