Tree path 2 levels Bird Opening › Double Duck Formation
- Chess Codex
- Bird Opening A02
- Double Duck Formation A02 you are here
Bird Opening: Double Duck Formation
Overview
Bird Opening: Double Duck Formation is a specific line in the Flank Openings family (ECO A02), 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.
The line arises from 4 plies — specifically the moves 1. f4 f5 2. d4 d5.
The line is a first-level refinement of Bird 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
- A02
- Group
- Flank Openings (A)
- Plies
- 4
- Parent
- Bird Opening
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
110,563 games · White 50.2% / Draw 7.1% / Black 42.7%
| Moves | Games | W / D / B |
|---|---|---|
| Nf3 | 53,689 | |
| e3 | 50,829 | |
| c3 | 1,381 | |
| g3 | 1,061 | |
| Nc3 | 1,044 | |
| c4 | 784 | |
| Be3 | 324 | |
| h4 | 261 |
Source: Lichess Opening Explorer · cached 2026-09-26 00:33:40
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