Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Smith-Morra_Gambit
Moves: 1. e4 c5 2. d4 Qa5+ 3. Nc3 Nf6 4. dxc5 Qxc5 5. Be3 Qb4 6. Qd3 b6 7. O-O-O Ba6
8. Qd2 g6 9. Nd5 Nxd5 10. Qxd5 Bg7 11. Bxa6 *
Position (FEN): rn2k2r/p2pppbp/Bp4p1/3Q4/1q2P3/4B3/PPP2PPP/2KR2NR b kq - 0 11
Black to move.
Themes: Queenside Attack Opening  
Puzzle rating: 1834
Best move: Bxb2+