Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nf6 7. Bg2 Ne4 8.
Qc2 O-O 9. O-O Nb4 10. Qa4 a5 11. Nc3 dxc4 *
Position (FEN): r1bq1rk1/1pp2ppp/4p3/p7/QnpPn3/2N2NP1/PP2PPBP/R4RK1 w - - 0 12
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1169
Best move: Nxe4