Tree path 4 levels Catalan Opening › Catalan Opening › Closed › Catalan Opening: Open Defense
- Chess Codex
- Catalan Opening E00
- Catalan Opening E00
- Closed E01
- Catalan Opening: Open Defense E02 you are here
Catalan Opening: Open Defense
Overview
Catalan Opening: Open Defense is a variation within the Indian Defenses family, indexed as ECO E02.
The Indian Defenses group covers Indian defences — hypermodern lines where Black challenges the centre with pieces rather than pawns.
The line arises from 8 plies — specifically the moves 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4.
It is a variation of Catalan Opening: Closed, which itself descends from the root opening Catalan Opening.
It branches into 2 notable variations — Catalan Opening: Open Defense, Catalan Opening: Open Defense.
Together the deeper variations number 5 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
- E02
- Group
- Indian Defenses (E)
- Plies
- 8
- Parent
- Catalan Opening: Closed
- Direct variations
- 2
- Total in subtree
- 5
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
160,290 games · White 51.2% / Draw 6.5% / Black 42.3%
| Moves | Games | W / D / B |
|---|---|---|
| Nf3 | 104,421 | |
| Qa4+ | 28,874 | |
| Nc3 | 14,734 | |
| Qc2 | 3,162 | |
| e4 | 2,461 | |
| Nd2 | 1,760 | |
| a4 | 1,697 | |
| e3 | 1,186 |
Source: Lichess Opening Explorer · cached 2026-09-26 01:56:31
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