Tree path 4 levels English Opening › King's English Variation › Reversed Sicilian › English Opening: King's English Variation
- Caissa Codex
- English Opening A10
- King's English Variation A20
- Reversed Sicilian A21
- English Opening: King's English Variation A21 you are here
English Opening: King's English Variation
Overview
English Opening: King's English Variation 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.
Play reaches this position via 1. c4 e5 2. Nc3 d6 3. Nf3, after 5 plies of opening development.
The line refines English Opening: King's English Variation, Reversed Sicilian, which traces back to the root opening English Opening.
It continues primarily into one named line, Smyslov Defense.
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
- 5
- 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
588,592 games · White 53.6% / Draw 5.2% / Black 41.2%
| Moves | Games | W / D / B |
|---|---|---|
| Nf6 | 137,661 | |
| f5 | 129,367 | |
| Nc6 | 68,290 | |
| c6 | 50,659 | |
| Be6 | 46,450 | |
| Be7 | 41,457 | |
| Bg4 | 23,965 | |
| g6 | 22,780 |
Source: Lichess Opening Explorer · cached 2026-09-26 00:45:10
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