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B12

Caro-Kann Defense: Advance Variation

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Overview

Caro-Kann Defense: Advance Variation is a specific line in the Semi-Open Games family (ECO B12), 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 5 plies of play, with the move sequence 1. e4 c6 2. d4 d5 3. e5.

The line refines Caro-Kann Defense, which traces back to the root opening King's Pawn Game.

The line has 8 documented children — Bayonet Attack, Botvinnik-Carls Defense, Bronstein Variation, and others being widely played.

In total, the branch covers 10 sub-variations across all depths.

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ECO code: B12
Group: Semi-Open Games (B)
Plies: 5
Parent: Caro-Kann Defense
Direct variations: 8
Total in subtree: 10

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

24,262,483 games · White 47.3% / Draw 4.8% / Black 47.9%

Moves	Games	W / D / B
Bf5	16,489,569
c5	5,782,821
e6	1,113,895
g6	220,151
f6	167,430
a6	131,441
Qb6	75,807
h5	59,318

Source: Lichess Opening Explorer · cached 2026-09-26 01:07:00

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Variations (8)

Show all 10 sub-variations (full subtree)

Overview

Statistics from Lichess

Variations (8)

Related variations at the same level