Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Dragon_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 a6 6. Be3 Bg7 7. Qd2 Bd7 8. Bc4
Nc6 9. Nxc6 bxc6 10. f3 Nf6 11. Bh6 O-O 12. Bxg7 Kxg7 13. O-O-O Qa5 14. Kb1 c5
15. h4 Bb5 16. Bxb5 *
Position (FEN): r4r2/4ppkp/p2p1np1/qBp5/4P2P/2N2P2/PPPQ2P1/1K1R3R b - - 0 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1162
Best move: axb5