Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Kan_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. Bg5 Be7 8.
O-O O-O 9. Kh1 Qc5 10. Nb3 *
Position (FEN): rnb2rk1/1p1pbppp/p3pn2/2q3B1/4P3/1NNB4/PPP2PPP/R2Q1R1K b - - 11 10
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 904
Best move: Qxg5