Chess puzzle (Advantage)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Other_variations
Moves: 1. d4 d5 2. c4 dxc4 3. a4 Nc6 4. Nc3 Qxd4 5. Qxd4 Nxd4 6. Nb5 Kd7 *
Position (FEN): r1b2bnr/pppkpppp/8/1N6/P1pn4/8/1P2PPPP/R1B1KBNR w KQ - 2 7
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1019
Best move: Nxd4