Chess puzzle (Advantage)
Opening: London_System, London_System_Other_variations
Moves: 1. d4 Nf6 2. Bf4 g6 3. Nf3 d5 4. e3 c5 5. Nbd2 Nc6 6. c4 cxd4 7. exd4 dxc4 8.
Bxc4 Nxd4 *
Position (FEN): r1bqkb1r/pp2pp1p/5np1/8/2Bn1B2/5N2/PP1N1PPP/R2QK2R w KQkq - 0 9
White to move.
Themes:  Opening  
Puzzle rating: 2242
Best move: Nxd4