Tree path 5 levels English Opening › Agincourt Defense › English Opening: Agincourt Defense › English Opening: Agincourt Defense › Catalan Defense
- Chess Codex
- English Opening A10
- Agincourt Defense A13
- English Opening: Agincourt Defense A13
- English Opening: Agincourt Defense A13
- Catalan Defense A13 you are here
English Opening: Agincourt Defense, Catalan Defense
Overview
English Opening: Agincourt Defense, Catalan Defense 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.
It begins with 6 plies and takes 1. c4 e6 2. Nf3 d5 3. g3 c5 to reach the canonical position.
It is a variation of English Opening: Agincourt Defense, which itself descends from the root opening English Opening.
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
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
81,545 games · White 53.0% / Draw 6.6% / Black 40.3%
| Moves | Games | W / D / B |
|---|---|---|
| Bg2 | 43,125 | |
| cxd5 | 31,765 | |
| d4 | 2,339 | |
| b3 | 2,336 | |
| e3 | 925 | |
| d3 | 304 | |
| Na3 | 279 | |
| Nc3 | 263 |
Source: Lichess Opening Explorer · cached 2026-09-26 00:42:08
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