Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 Nc6 3. e3 e6 4. Nf3 Nge7 5. Nc3 g6 *
Position (FEN): r1bqkb1r/ppp1np1p/2n1p1p1/3p4/3P1B2/2N1PN2/PPP2PPP/R2QKB1R w KQkq - 0 6
White to move.
Themes:  Opening  
Puzzle rating: 1839
Best move: Nb5