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Tree path 3 levels English Opening › King's English Variation › Reversed Sicilian
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  2. English Opening A10
  3. King's English Variation A20
  4. Reversed Sicilian A21 you are here
A21

English Opening: King's English Variation, Reversed Sicilian

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Overview

English Opening: King's English Variation, Reversed Sicilian is a specific line in the Flank Openings family (ECO A21), arising from a recognised theoretical position.

The Flank Openings group covers flank openings — systems that delay the central pawn break and instead develop pieces and pawns on the wings.

The line arises from 3 plies — specifically the moves 1. c4 e5 2. Nc3.

The line refines English Opening: King's English Variation, which traces back to the root opening English Opening.

The line splits into 5 documented sub-systems: English Opening: King's English Variation, English Opening: King's English Variation, Keres Defense, English Opening: King's English Variation, Kramnik-Shirov Counterattack, and others.

Counted recursively, this branch covers 44 sub-variations at all depths.

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

ECO code
A21
Group
Flank Openings (A)
Plies
3
Parent
English Opening: King's English Variation
Direct variations
5
Total in subtree
44

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

18,498,372 games · White 51.7% / Draw 4.9% / Black 43.4%

MovesGamesW / D / B
Nf67,310,465
Nc63,231,410
Bc51,920,770
d61,707,853
f51,400,221
Bb41,119,055
c6849,008
c5265,709

Source: Lichess Opening Explorer · cached 2026-09-26 00:45:19

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Variations (5)

Related variations at the same level

Sister lines that share the same parent English Opening: King's English Variation:

Show all 44 sub-variations (full subtree)

https://chesscodex.org/openings/english-opening-kings-english-variation-reversed-sicilian