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Tree path 5 levels English Opening › Agincourt Defense › English Opening: Agincourt Defense › English Opening: Agincourt Defense › English Opening: Neo-Catalan
  1. Chess Codex
  2. English Opening A10
  3. Agincourt Defense A13
  4. English Opening: Agincourt Defense A13
  5. English Opening: Agincourt Defense A13
  6. English Opening: Neo-Catalan A13 you are here
A13

English Opening: Neo-Catalan

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Overview

English Opening: Neo-Catalan is a variation within the Flank Openings family, indexed as ECO A13.

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 6 plies — specifically the moves 1. c4 e6 2. Nf3 d5 3. g3 Nf6.

It is a variation of English Opening: Agincourt Defense, which itself descends from the root opening English Opening.

It branches into 3 notable variations — English Opening: Agincourt Defense, Bogoljubow Defense, English Opening: Agincourt Defense, Tarrasch Defense, English Opening: Neo-Catalan Declined.

Together the deeper variations number 9 across the full subtree.

Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.

ECO code
A13
Group
Flank Openings (A)
Plies
6
Parent
English Opening: Agincourt Defense
Direct variations
3
Total in subtree
9

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

817,831 games · White 51.1% / Draw 7.8% / Black 41.1%

MovesGamesW / D / B
Bg2669,405
d453,645
b346,033
cxd543,076
e31,565
Nc31,496
Qc21,060
d3814

Source: Lichess Opening Explorer · cached 2026-09-26 00:42:27

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Variations (3)

Related variations at the same level

Sister lines that share the same parent English Opening: Agincourt Defense:

Show all 9 sub-variations (full subtree)

https://chesscodex.org/openings/english-opening-neo-catalan