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, Early b3
- 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, Early b3 A14 you are here
English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3
Overview
English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3 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.
It begins with 9 plies and takes 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. b3 to reach the canonical position.
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, Neo-Catalan Declined, Early b3, English Opening: Agincourt Defense, Neo-Catalan Declined, Early b3.
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. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.
Statistics from Lichess
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Source: Lichess Opening Explorer · cached
Description
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