Pterodactyl Defense A42
A — Flank openings · Family: Pterodactyl Defense · basic reference page
1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Nc3 d6
Start
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1. 2. 3. 4. 5.
- Position after 10 half-moves — White to move.
- Material is balanced.
- Family “Pterodactyl Defense” contains 33 recorded variation(s) here.
Variations tree of the Pterodactyl Defense family
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Start
Variations of this family
| Name | ECO | Main line length |
|---|---|---|
| Pterodactyl Defense: Central, Benoni Beefeater Pterodactyl | A40 | 12 plies |
| Pterodactyl Defense: Central, Benoni Pterodactyl | A40 | 8 plies |
| Pterodactyl Defense: Fianchetto, Queen Benoni Pterodactyl | A40 | 8 plies |
| Pterodactyl Defense: Fianchetto, Queen Pteranodon | A40 | 10 plies |
| Pterodactyl Defense: Fianchetto, Queen Pterodactyl | A40 | 8 plies |
| Pterodactyl Defense: Queen Pterodactyl, Quiet Line | A40 | 7 plies |
| Pterodactyl Defense: Central, Bogolubovia | A42 | 10 plies |
| Pterodactyl Defense: Austrian, Austriadactylus Western | B06 | 8 plies |
| Pterodactyl Defense: Austrian, Grand Prix Pterodactyl | B06 | 8 plies |
| Pterodactyl Defense: Austrian, Pteranodon | B06 | 8 plies |
| Pterodactyl Defense: Central, Anhanguera | B06 | 10 plies |
| Pterodactyl Defense: Central, Benoni Quetzalcoatlus | B06 | 10 plies |
Related openings
Nearby ECO codes in the A — Flank openings volume — compare the move orders: