Tree path 4 levels English Opening › Agincourt Defense › English Opening: Agincourt Defense › English Opening: Anglo-Indian Defense, Queen's Indian Formation
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  2. English Opening A10
  3. Agincourt Defense A13
  4. English Opening: Agincourt Defense A13
  5. English Opening: Anglo-Indian Defense, Queen's Indian Formation A15 you are here
A15

English Opening: Anglo-Indian Defense, Queen's Indian Formation

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Overview

English Opening: Anglo-Indian Defense, Queen's Indian Formation is a specific line in the Flank Openings family (ECO A15), arising from a recognised theoretical position.

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 8 plies of play, with the move sequence 1. c4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7.

The line refines English Opening: Agincourt Defense, which traces back to the root opening English Opening.

Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.

ECO code
A15
Group
Flank Openings (A)
Plies
8
Parent
English Opening: Agincourt Defense

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.

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