Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Chigorin_Variation
Moves: 1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bg2 e6 5. h3 Bxf3 6. exf3 Nxd4 *
Position (FEN): r2qkbnr/ppp2ppp/4p3/3p4/3n4/5PPP/PPP2PB1/RNBQK2R w KQkq - 0 7
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 821
Best move: Qxd4