Tree path 4 levels King's Pawn Game › Nimzowitsch Defense › Nimzowitsch Defense › Woodchuck Variation
B00

Nimzowitsch Defense: Woodchuck Variation

Open in Lichess
Share: X Reddit Telegram Facebook
Play from here → Click pieces to play, or use ← / → arrows.

Overview

Nimzowitsch Defense: Woodchuck Variation is a named branch in the Semi-Open Games group of chess theory, classified under 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.

Play reaches this position via 1. e4 Nc6 2. d4 a6, after 4 plies of opening development.

In the opening tree, this line branches off from Nimzowitsch Defense, part of the broader King's Pawn Game system.

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
B00
Group
Semi-Open Games (B)
Plies
4
Parent
Nimzowitsch Defense

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

48,258 games · White 57.6% / Draw 3.7% / Black 38.7%

MovesGamesW / D / B
d518,794
Nf313,901
c44,539
f42,717
Nc32,653
c31,672
Bc41,048
Be3996

Source: Lichess Opening Explorer · cached 2026-09-26 00:58:32

Write a description

Markdown supported (headings ###, bold, lists, links). Submissions are reviewed before publishing.