2 / 2
  1. 1.

Click a move, or focus the board and use the arrow keys.

Nimzo-Larsen AttackClassical Variation

A01For WhiteSolidLow theory

1. b3 d5

A line for White. Every figure below is computed separately for each rating band, and every one carries its own sample size.

Win rate, White
48.8%49.4%49.5%49.1%
Band 600, n = 5,490Band 1000, n = 28,088Band 1400, n = 29,915Band 1800, n = 63,963
Blunder rate
37.5%52.6%48.0%46.6%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
BCCC
White, band 600White, band 1000White, band 1400White, band 1800
Share of games
0.1%0.2%0.3%0.3%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60048.8%4.5%46.7%37.5%ply 2.05,490B
100049.4%3.8%46.9%52.6%ply 2.028,088C
140049.5%3.8%46.8%48.0%ply 2.029,915C
180049.1%4.4%46.4%46.6%ply 2.063,963C

Results by band

What it actually does, band by band.

All four bands are on the page. The one matching your rating is marked. Nothing here is averaged across bands.

600Your bandB at 600Blunder rate 37.5%, band median 44.6%

At 600, the Nimzo-Larsen Attack: Classical Variation scores 48.8% for White across 5,490 games. That is close to the average at this level. Games in this line leave known theory around move 1 on average, and 37.5% include an early material blunder (8 games at 600).

1000Your bandC at 1000Blunder rate 52.6%, band median 42.9%

At 1000, the Nimzo-Larsen Attack: Classical Variation scores 49.4% for White across 28,088 games. That is below average at this level. Games in this line leave known theory around move 1 on average, and 52.6% include an early material blunder (57 games at 1000).

1400Your bandC at 1400Blunder rate 48.0%, band median 40.0%

At 1400, the Nimzo-Larsen Attack: Classical Variation scores 49.5% for White across 29,915 games. That is below average at this level. Games in this line leave known theory around move 1 on average, and 48.0% include an early material blunder (75 games at 1400).

1800Your bandC at 1800Blunder rate 46.6%, band median 36.4%

At 1800, the Nimzo-Larsen Attack: Classical Variation scores 49.1% for White across 63,963 games. That is below average at this level. Games in this line leave known theory around move 1 on average, and 46.6% include an early material blunder (133 games at 1800).

Questions

Common questions about this page.

At 600, the Nimzo-Larsen Attack: Classical Variation scores 48.8% for White across 5,490 games. That is close to the average at this level. Games in this line leave known theory around move 1 on average, and 37.5% include an early material blunder (8 games at 600).

At 1000, the Nimzo-Larsen Attack: Classical Variation scores 49.4% for White across 28,088 games. That is below average at this level. Games in this line leave known theory around move 1 on average, and 52.6% include an early material blunder (57 games at 1000).

The Nimzo-Larsen Attack: Classical Variation (A01) is a line for White. The main line runs 1. b3 d5.