Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Closed
Moves: 1. e4 c5 2. Nc3 e6 3. d4 Be7 4. Nf3 d6 5. d5 e5 6. Bc4 Nf6 7. h3 a6 8. O-O b5
9. Be2 Bb7 10. a3 b4 11. axb4 cxb4 12. Na2 Nxe4 13. Nxb4 Nf6 14. Bg5 a5 15.
Bxf6 Bxf6 16. Bb5+ Nd7 17. Nc6 Qc7 18. Qd2 O-O 19. Rxa5 *
Position (FEN): r4rk1/1bqn1ppp/2Np1b2/RB1Pp3/8/5N1P/1PPQ1PP1/5RK1 b - - 0 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1519
Best move: Bxc6