Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Exchange_Variation
Moves: 1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 c6 6. e3 Be7 7. h3 Bf5 8. Nf3
Nbd7 9. Bd3 Ne4 10. Bxe7 Qxe7 11. g4 Nxc3 12. bxc3 Bxd3 13. Qxd3 Nf6 14. Ne5
Ne4 15. Rg1 Qh4 16. O-O-O Nxf2 *
Position (FEN): r3k2r/pp3ppp/2p5/3pN3/3P2Pq/2PQP2P/P4n2/2KR2R1 w kq - 0 17
White to move.
Themes:  Middlegame  
Puzzle rating: 2098
Best move: Qf1