Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Scheveningen_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Bd3 O-O 8.
O-O Bd7 9. f4 *
Position (FEN): rn1q1rk1/pp1bbppp/3ppn2/6B1/3NPP2/2NB4/PPP3PP/R2Q1RK1 b - - 0 9
Black to move.
Themes: Pin Opening  
Puzzle rating: 1896
Best move: Qb6