Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. e3 Nc6 4. Nc3 Nf6 5. Qb3 dxc4 6. Bxc4 Be7 7. e4 Na5 8.
Qa4+ c6 9. Nf3 Nxc4 10. Qxc4 O-O 11. Bg5 h6 12. Bh4 Qb6 13. Rb1 Re8 14. O-O Bd7
15. Qd3 Rac8 16. a3 Qd8 17. Ne5 c5 18. dxc5 Rxc5 *
Position (FEN): 3qr1k1/pp1bbpp1/4pn1p/2r1N3/4P2B/P1NQ4/1P3PPP/1R3RK1 w - - 0 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1502
Best move: Bxf6