Pterodactyl Defense
33 variations · A40 to B27
The idea
Bishop on g7, pressure with c5.
Black puts the bishop on g7 and presses on d4 with c5. The knight on g8 waits, so the long diagonal stays open.
The opening itself
A42 · 5 moves
Pterodactyl Defense
Variations 33
Names and moves from lichess-org/chess-openings (CC0).