Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 e6 2. c4 d5 3. Bf4 dxc4 4. e3 Bd6 5. Bxc4 Bxf4 6. exf4 Nf6 7. Nf3 O-O 8.
O-O Nc6 9. Nc3 a6 10. Ne5 Nxe5 11. fxe5 Nd7 12. Bd3 g6 13. Qg4 Nb6 14. Rad1 Qe7
15. Ne4 f5 16. Nf6+ *
Position (FEN): r1b2rk1/1pp1q2p/pn2pNp1/4Pp2/3P2Q1/3B4/PP3PPP/3R1RK1 b - - 1 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1865
Best move: Qxf6