Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Open
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 Qc7 7. Bb5 a6 8.
Ba4 b5 9. Bb3 Bb7 10. Be3 Ne7 11. Bh6 e5 12. Qd3 gxh6 13. O-O-O Nc6 *
Position (FEN): r3kb1r/1bqp1p1p/p1n4p/1p2p3/4P3/1BNQ4/PPP2PPP/2KR3R w kq - 2 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1581
Best move: Nd5