Tree path 7 levels English Opening › Agincourt Defense › English Opening: Agincourt Defense › English Opening: Agincourt Defense › English Opening: Neo-Catalan › English Opening: Neo-Catalan Declined › English Opening: Agincourt Defense, Neo-Catalan Declined
- Chess Codex
- English Opening A10
- Agincourt Defense A13
- English Opening: Agincourt Defense A13
- English Opening: Agincourt Defense A13
- English Opening: Neo-Catalan A13
- English Opening: Neo-Catalan Declined A13
- English Opening: Agincourt Defense, Neo-Catalan Declined A14 you are here
English Opening: Agincourt Defense, Neo-Catalan Declined
Overview
English Opening: Agincourt Defense, Neo-Catalan Declined is a named branch in the Flank Openings group of chess theory, classified under ECO A14.
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 9 plies — specifically the moves 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O.
In the opening tree, this line branches off from English Opening: Neo-Catalan Declined, part of the broader English Opening system.
2 named variations grow from this line, including English Opening: Agincourt Defense, Keres Defense, English Opening: Agincourt Defense, Neo-Catalan Declined.
Use the board to walk through every move, check how the position has scored on Lichess, or take it head-to-head against Stockfish.
- ECO code
- A14
- Group
- Flank Openings (A)
- Plies
- 9
- Direct variations
- 2
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
599,512 games · White 49.7% / Draw 8.6% / Black 41.7%
| Moves | Games | W / D / B |
|---|---|---|
| O-O | 531,757 | |
| c6 | 26,711 | |
| dxc4 | 14,700 | |
| c5 | 6,890 | |
| b6 | 6,139 | |
| Nbd7 | 4,688 | |
| d4 | 4,441 | |
| a6 | 1,012 |
Source: Lichess Opening Explorer · cached 2026-09-26 00:42:39
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