Tree path 4 levels King's Pawn Game › Modern Defense › Modern Defense › Pterodactyl Defense: Central, Anhanguera
- Chess Codex
- King's Pawn Game B00
- Modern Defense B06
- Modern Defense B06
- Pterodactyl Defense: Central, Anhanguera B06 you are here
Pterodactyl Defense: Central, Anhanguera
Overview
Pterodactyl Defense: Central, Anhanguera is a named branch in the Semi-Open Games group of chess theory, classified under ECO B06.
The Semi-Open Games group covers semi-open games — replies to 1.e4 where Black declines the symmetrical 1…e5 in favour of an asymmetric pawn structure.
Play reaches this position via 1. e4 g6 2. d4 Bg7 3. c4 c5 4. Nc3 d6 5. Be3 Qa5, after 10 plies of opening development.
In the opening tree, this line branches off from Modern Defense, part of the broader King's Pawn Game system.
Use the board to walk through every move, check how the position has scored on Lichess, or take it head-to-head against Stockfish.
- ECO code
- B06
- Group
- Semi-Open Games (B)
- Plies
- 10
- Parent
- Modern Defense
This overview is generated automatically from the opening's metadata. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.
Statistics from Lichess
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Source: Lichess Opening Explorer · cached
Description
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