Modern Defense: Lizard Defense, Pirc-Diemer Gambit

The Modern Defense: Lizard Defense, Pirc-Diemer Gambit is a chess opening classified under ECO code A40 in the Flank Openings family, characterized by moves like 1.c4, 1.Nf3, or 1.f4, aiming to control the center indirectly. It is reached after 3 moves: 1. d4 g6 2. h4 Nf6 3. h5. The resulting position leaves black to move.