Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Smith-Morra_Gambit_Accepted
Moves: 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 d6 6. Nf3 e6 7. O-O Nge7 8.
Bg5 h6 *
Position (FEN): r1bqkb1r/pp2npp1/2npp2p/6B1/2B1P3/2N2N2/PP3PPP/R2Q1RK1 w kq - 0 9
White to move.
Themes:  Opening  
Puzzle rating: 2124
Best move: Nb5