Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Classical_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Bc4 Qf6 7. c3 Nge7 8.
O-O d6 9. Nb5 a6 10. Bxb6 *
Position (FEN): r1b1k2r/1pp1nppp/pBnp1q2/1N6/2B1P3/2P5/PP3PPP/RN1Q1RK1 b kq - 0 10
Black to move.
Themes:  Opening  
Puzzle rating: 1632
Best move: axb5