Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Lasker-Pelikan_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. f3 O-O 8.
Be3 d5 9. exd5 Nxd5 10. Qd2 Nxe3 11. Qxe3 Nd4 12. O-O-O Nxb3+ 13. axb3 Qa5 14.
Bd3 Rd8 15. g4 Qa1+ 16. Kd2 *
Position (FEN): r1br2k1/pp3ppp/8/4p3/1b4P1/1PNBQP2/1PPK3P/q2R3R b - - 2 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1596
Best move: Qxb2