Tree path 7 levels King's Pawn Game › Sicilian Defense › Sicilian Defense › Modern Variations › Sicilian Defense › Sicilian Defense › Modern Variations, Main Line
B54

Sicilian Defense: Modern Variations, Main Line

Open in Lichess
Share: X Reddit Telegram Facebook
Play from here → Click pieces to play, or use ← / → arrows.

Overview

Sicilian Defense: Modern Variations, Main Line is a named branch in the Semi-Open Games group of chess theory, classified under ECO B54.

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.

The line arises from 8 plies — specifically the moves 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6.

In the opening tree, this line branches off from Sicilian Defense, part of the broader King's Pawn Game system.

7 distinct sub-variations branch from this opening; prominent examples include Sicilian Defense: Classical Variation, Sicilian Defense: Dragon Variation, Sicilian Defense: Kupreichik Variation, and others.

Counted recursively, this branch covers 94 sub-variations at all depths.

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
B54
Group
Semi-Open Games (B)
Plies
8
Parent
Sicilian Defense
Direct variations
7
Total in subtree
94

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

Loading…

Description

Write a description

Markdown supported (headings ###, bold, lists, links). Submissions are reviewed before publishing.

Variations (7)

Show all 94 sub-variations (full subtree)

Loading sub-variations…