Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Closed
Moves: 1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. f4 Bg7 5. Nf3 Nf6 6. O-O d6 7. d4 cxd4 8. Nxd4
Qb6 9. Nd5 *
Position (FEN): r1b1k2r/pp2ppbp/1qnp1np1/1B1N4/3NPP2/8/PPP3PP/R1BQ1RK1 b kq - 2 9
Black to move.
Themes:  Opening  
Puzzle rating: 1752
Best move: Nxd5