Tree path 8 levels King's Pawn Game › Pirc Defense › Pirc Defense › Pirc Defense › Pirc Defense › Austrian Attack › Pirc Defense: Austrian Attack › Unzicker Attack
B09

Pirc Defense: Austrian Attack, Unzicker Attack

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Overview

Pirc Defense: Austrian Attack, Unzicker Attack is a specific line in the Semi-Open Games family (ECO B09), arising from a recognised theoretical position.

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.

It is reached after 11 plies of play, with the move sequence 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5.

The line refines Pirc Defense: Austrian Attack, which traces back to the root opening King's Pawn Game.

It continues primarily into one named line, Bronstein Variation.

Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.

ECO code
B09
Group
Semi-Open Games (B)
Plies
11
Parent
Pirc Defense: Austrian Attack
Direct variations
1

This overview is generated automatically from the opening's metadata. Know this line well? Write a description — submissions are reviewed before publishing.

Statistics from Lichess

296,574 games · White 54.3% / Draw 5.2% / Black 40.5%

MovesGamesW / D / B
dxe5170,031
Nfd775,829
Ne833,090
Ng411,449
Nh51,483
Nbd71,025
Nc6955
c5697

Source: Lichess Opening Explorer · cached 2026-09-26 02:24:18

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Variations (1)