Chess openings / Modern Defense
Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation
Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation (A04) starts 1.Nf3 c5 2.c4 g6 3.d4 Bg7 4.e4 Qa5+. In 105 games between strong players, White wins 45%, 10% are drawn and Black wins 45%; the most played move is 5.Nc3 (82%).
1.Nf3 c5 2.c4 g6 3.d4 Bg7 4.e4 Qa5+
- ECO
- A04
- Games between strong players
- 105
- To move
- White
White wins, draws and Black wins, from this position.
What strong players play next
The moves played most from this position in over-the-board broadcasts and the Lichess Elite Database, how often, and how the games ended.
| Move | Played | Results | Leads to |
|---|---|---|---|
| 5.Nc3 | 82% (86) | – | |
| 5.Bd2 | 18% (19) | – |
Where it comes from and where it goes
Branches from Zukertort Opening: Sicilian Invitation 1.Nf3 c5
- Pterodactyl Defense 70 games
More Modern Defense lines
- Modern Defense 23,623 games
- Modern Defense: Standard Line 14,817 games
- Modern Defense: Standard Defense 10,053 games
- Modern Defense: Averbakh System 3,834 games
- Modern Defense: Two Knights Variation 3,150 games
- Modern Defense: Pseudo-Austrian Attack 1,897 games
- Modern Defense: Modern Pterodactyl 1,352 games
- Modern Defense: Geller's System 828 games
- Modern Defense: Kotov Variation 827 games
- Modern Defense: Lizard Defense, Mittenberger Gambit 758 games
- Modern Defense: Norwegian Defense 753 games
- Modern Defense: Two Knights Variation, Suttles Variation 605 games
Played the Modern Defense lately?
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