Pterodactyl Defense: Central, Benoni Beefeater Pterodactyl

The Pterodactyl Defense: Central, Benoni Beefeater Pterodactyl 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 6 moves: 1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Bxc3+ 6. bxc3 Qa5. The resulting position leaves white to move.