Chess puzzle (Advantage)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Old_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 Be7 5. Nf3 Nf6 6. O-O O-O 7. Nc3 c6 8. b3
a6 9. Bb2 b5 10. Bd3 Bb7 11. Qc2 Nbd7 12. e4 g6 13. e5 Nh5 14. Be4 f6 15. exf6
Bxf6 16. Ne2 Ng7 17. Bxc6 Bxc6 *
Position (FEN): r2q1rk1/3n2np/p1b1pbp1/1p6/3P4/1P3N2/PBQ1NPPP/R4RK1 w - - 0 18
White to move.
Themes:  Middlegame  
Puzzle rating: 883
Best move: Qxc6