A42 · Semi-Closed · a defense for Black

Pterodactyl Defense: Central, Bogolubovia

10/10
1.d4g62.c4Bg73.e4d64.Nc3c55.Nge2Qa5
Live databaseLichess 1600–2000 · blitz + rapid
Pterodactyl Defense: Central, Bogolubovia65 games · White to move
Only 65 games reach this position at this level — read it loosely.
MoveWhite / draw / BlackPlayedGamesScore
59%3859%
14%950%
9.2%667%
7.7%520%
3.1%250%
3.1%250%
1.5%10%
1.5%10%
1.5%10%
Famous games in this line6 master games
Kamsky, Gata (2595) – Ivanov, Alexander (2565)1991½–½Grischuk, A. (2689) – Bobkov, Vadim (2253)20241–0Zakhartsov, Vl (2504) – Lavrik, D. (2421)20241–0Dragnev, Valentin (2344) – Al Sayed, Mohamad (2516)20151–0Prohaszka, Peter (2344) – Antic, Dejan (2505)20061–0Drtina, Milan (2245) – Timoscenko, Gennadij (2520)19950–1
Heroes of this opening Grischuk, A. · Zakhartsov, Vl · Dragnev, Valentin · Prohaszka, Peter
Family
Pterodactyl Defense
Category
Semi-Closed
First move
1.d4
ECO
A42
Line
1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 c5 5. Nge2 Qa5
FianchettoHypermodern
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Nearby lines in the family
Pterodactyl DefenseA42 1.Nf3 c5 2.c4 g6 3.d4 Bg7 …Pterodactyl Defense: Central, AnhangueraB06 1.e4 g6 2.d4 Bg7 3.c4 c5 …Pterodactyl Defense: Eastern, PteranodonB06 1.e4 g6 2.d4 Bg7 3.Nc3 c5 …
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