Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Open
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Bb5 Bd7 6. O-O a6 7. Bc4 e6 8. Bf4
e5 9. Qh5 *
Position (FEN): r2qkbnr/1p1b1ppp/p1np4/4p2Q/2BNPB2/8/PPP2PPP/RN3RK1 b kq - 1 9
Black to move.
Themes:  Opening  
Puzzle rating: 1538
Best move: g6