Tree path 8 levels King's Pawn Game › Sicilian Defense › Sicilian Defense › Modern Variations › Sicilian Defense › Sicilian Defense › Modern Variations, Main Line › Sicilian Defense: Classical Variation
- Chess Codex
- King's Pawn Game B00
- Sicilian Defense B20
- Sicilian Defense B27
- Modern Variations B50
- Sicilian Defense B50
- Sicilian Defense B50
- Modern Variations, Main Line B54
- Sicilian Defense: Classical Variation B56 you are here
Sicilian Defense: Classical Variation
Overview
Sicilian Defense: Classical Variation is a named branch in the Semi-Open Games group of chess theory, classified under ECO B56.
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 10 plies of play, with the move sequence 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6.
In the opening tree, this line branches off from Sicilian Defense: Modern Variations, Main Line, part of the broader King's Pawn Game system.
4 named variations grow from this line, including Sicilian Defense: Classical Variation, Fianchetto Variation, Sozin Attack, and others.
In total, the branch covers 20 sub-variations across 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
- B56
- Group
- Semi-Open Games (B)
- Plies
- 10
- Direct variations
- 4
- Total in subtree
- 20
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
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Source: Lichess Opening Explorer · cached
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Variations (4)
Show all 20 sub-variations (full subtree)
- B58 Sicilian Defense: Classical Variation 11-ply
- B56 Fianchetto Variation 11-ply
- B57 Sozin Attack 11-ply
- B60 Sicilian Defense: Richter-Rauzer Variation 11-ply
- B58 Sicilian Defense: Boleslavsky Variation 12-ply
- B58 Dragon Transfer 14-ply
- B62 Sicilian Defense: Richter-Rauzer Variation 12-ply
- B60 Modern Variation 12-ply
- B89 Sicilian Defense: Sozin Attack, Main Line, Sherbakov Variation 20-ply
- B62 Sicilian Defense: Richter-Rauzer Variation 13-ply
- B62 Exchange Variation 13-ply
- B63 Traditional Variation 13-ply
- B62 Vitolins Variation 13-ply
- B63 Sicilian Defense: Richter-Rauzer Variation, Classical Variation 14-ply
- B63 Sicilian Defense: Richter-Rauzer Variation, Ivanov Variation 14-ply
- B66 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations 14-ply
- B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation 17-ply
- B63 Kantscher Line 20-ply
- B65 Sicilian Defense: Richter-Rauzer Variation, Rauzer Attack 18-ply
- B65 Sicilian Defense: Richter-Rauzer Variation, Classical Variation 19-ply