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1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nc3 d6 5.dxc5 Qa5 · ECO B06
Pterodactyl Defense: Central, Quetzalcoatlus Gambit is a chess opening that arises after 1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nc3 d6 5.dxc5 Qa5. It is classified B06 in the ECO system, and the position after these moves has white to move.
This line is a variation within the Pterodactyl Defense family. The strategic ideas above describe the family as a whole; this particular line reaches them by the move order 1.e4 g6 2.d4 Bg7 3.c4 c5 4.Nc3 d6 5.dxc5 Qa5.