Chess puzzle (Advantage)
Opening: Indian_Defense, Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Qb6 5. Nd2 Qxb2 6. Be2 Qxc3 7. Nf3 Qa5 8.
O-O Nc6 9. Nb3 Qd8 10. Bb5 e6 11. Ne5 Qb6 12. Bxc6+ bxc6 13. Rb1 cxd4 14. Nxd4
Qa5 15. Qb3 Ba6 16. Rfc1 c5 17. Nec6 Qb6 18. Qxb6 *
Position (FEN): r3kb1r/p4ppp/bQN1pn2/2pp4/3N1B2/4P3/P4PPP/1RR3K1 b kq - 0 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 1422
Best move: axb6