Chess puzzle (Advantage)
Opening: Kings_Gambit_Declined, Kings_Gambit_Declined_Queens_Knight_Defense
Moves: 1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. fxe5 d6 5. d4 Bb6 6. exd6 Bg4 7. dxc7 Qxc7 8.
c3 O-O-O 9. Be2 f5 10. exf5 Nf6 11. O-O Bxf5 12. Na3 Ng4 13. h3 *
Position (FEN): 2kr3r/ppq3pp/1bn5/5b2/3P2n1/N1P2N1P/PP2B1P1/R1BQ1RK1 b - - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 2050
Best move: Nxd4