Tree path 2 levels King's Pawn Game › Barnes Defense
- Caissa Codex
- King's Pawn Game B00
- Barnes Defense B00 you are here
Barnes Defense
Overview
Barnes Defense is a variation within the Semi-Open Games family, indexed as ECO B00.
The Semi-Open Games group covers semi-open games — replies to 1.e4 where Black declines the symmetrical 1…e5 in favour of an asymmetric pawn structure.
It is reached after 2 plies of play, with the move sequence 1. e4 f6.
It is a direct variation of King's Pawn Game.
It branches into 2 notable variations — Fried Fox Defense, Owen Defense: Unicorn Variation.
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
- B00
- Group
- Semi-Open Games (B)
- Plies
- 2
- Parent
- King's Pawn Game
- 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
877,680 games · White 55.6% / Draw 3.8% / Black 40.6%
| Moves | Games | W / D / B |
|---|---|---|
| d4 | 452,889 | |
| Nf3 | 194,655 | |
| Bc4 | 68,739 | |
| f4 | 53,039 | |
| Nc3 | 48,769 | |
| d3 | 15,963 | |
| Qh5+ | 8,291 | |
| e5 | 7,768 |
Source: Lichess Opening Explorer · cached 2026-09-26 00:49:26
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