Chess puzzle (Advantage)
Opening: Scandinavian_Defense, Scandinavian_Defense_Modern_Variation
Moves: 1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. Bc4 Nc6 5. Nc3 Nxc3 6. bxc3 Bg4 7. O-O e6
8. d4 Bd6 9. Qd3 Na5 10. Bb3 Qf6 11. Bg5 Qg6 12. Qb5+ Nc6 13. Qxb7 *
Position (FEN): r3k2r/pQp2ppp/2nbp1q1/6B1/3P2b1/1BP2N2/P1P2PPP/R4RK1 b kq - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1987
Best move: Bxf3