Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Sozin
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 a6 7. Bg5 g6 8. O-O
Bg7 9. Nxc6 bxc6 10. e5 dxe5 11. Qxd8+ Kxd8 12. Bxf7 e6 13. Bxf6+ *
Position (FEN): r1bk3r/5Bbp/p1p1pBp1/4p3/8/2N5/PPP2PPP/R4RK1 b - - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 959
Best move: Bxf6