Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Staunton-Cochrane_Variation
Moves: 1. e4 c5 2. c4 d6 3. Nc3 Nf6 4. Nf3 e5 5. Be2 Nc6 6. a3 Nd4 7. Nxd4 cxd4 8. Nd5
Nxe4 9. Bf3 Nf6 10. d3 Nxd5 11. Bxd5 Qe7 12. O-O Be6 13. Bxb7 *
Position (FEN): r3kb1r/pB2qppp/3pb3/4p3/2Pp4/P2P4/1P3PPP/R1BQ1RK1 b kq - 0 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 933
Best move: Qxb7