Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nxd4 6. Qxd4 Nf6 7. Bg5 Be7 8.
e5 Nd5 9. Bxe7 Nxe7 10. O-O-O Nf5 11. Qb4 a5 12. Qb5 O-O 13. Kb1 d5 14. exd6
Bd7 15. Qe2 a4 16. a3 Rb8 17. g4 Nh4 18. Qe4 *
Position (FEN): 1r1q1rk1/1p1b1ppp/3Pp3/8/p3Q1Pn/P1N5/1PP2P1P/1K1R1B1R b - - 2 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 1284
Best move: Bc6