Tree path 6 levels English Opening › King's English Variation › Reversed Sicilian › English Opening: King's English Variation, Two Knights Variation › English Opening: Carls-Bremen System › English Opening: King's English Variation, Two Knights Variation, Keres Variation
A23

English Opening: King's English Variation, Two Knights Variation, Keres Variation

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Overview

English Opening: King's English Variation, Two Knights Variation, Keres Variation is a named branch in the Flank Openings group of chess theory, classified under ECO A23.

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

It is reached after 6 plies of play, with the move sequence 1. c4 e5 2. Nc3 Nf6 3. g3 c6.

In the opening tree, this line branches off from English Opening: Carls-Bremen System, part of the broader English Opening system.

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ECO code
A23
Group
Flank Openings (A)
Plies
6
Parent
English Opening: Carls-Bremen System

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

621,731 games · White 49.8% / Draw 5.3% / Black 44.9%

MovesGamesW / D / B
Bg2488,508
d444,453
Nf343,710
e431,588
d35,665
e35,601
a3731
b3352

Source: Lichess Opening Explorer · cached 2026-09-26 00:45:52

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