Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Bb5 Bd7 6. O-O Nf6 7. Nc3 Be7 8.
Re1 O-O 9. Nd5 Nxd5 10. exd5 Nxd4 11. Qxd4 *
Position (FEN): r2q1rk1/pppbbppp/3p4/1B1P4/3Q4/8/PPP2PPP/R1B1R1K1 b - - 0 11
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 748
Best move: Bxb5