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Sicilian DefenseNyezhmetdinov-Rossolimo Attack

B30For WhiteAggressive

1. e4 c5 2. Nf3 Nc6 3. Bb5

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
51.7%49.7%49.5%50.2%
Band 600, n = 1,886Band 1000, n = 24,624Band 1400, n = 30,864Band 1800, n = 81,702
Blunder rate
33.3%42.9%34.8%19.0%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
BBBA
White, band 600White, band 1000White, band 1400White, band 1800
Share of games
0.0%0.2%0.3%0.4%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60051.7%3.6%44.7%33.3%ply 5.01,886B
100049.7%3.5%46.8%42.9%ply 5.024,624B
140049.5%3.9%46.5%34.8%ply 5.030,864B
180050.2%4.6%45.3%19.0%ply 5.081,702A

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 33.3%, band median 44.6%

At 600, the Sicilian Defense: Nyezhmetdinov-Rossolimo Attack scores 51.7% for White across 1,886 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 33.3% include an early material blunder (3 games at 600).

1000Your bandB at 1000Blunder rate 42.9%, band median 42.9%

At 1000, the Sicilian Defense: Nyezhmetdinov-Rossolimo Attack scores 49.7% for White across 24,624 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 42.9% include an early material blunder (56 games at 1000).

1400Your bandB at 1400Blunder rate 34.8%, band median 40.0%

At 1400, the Sicilian Defense: Nyezhmetdinov-Rossolimo Attack scores 49.5% for White across 30,864 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 34.8% include an early material blunder (66 games at 1400).

1800Your bandA at 1800Blunder rate 19.0%, band median 36.4%

At 1800, the Sicilian Defense: Nyezhmetdinov-Rossolimo Attack scores 50.2% for White across 81,702 games. That is comfortably above average at this level. Games in this line leave known theory around move 3 on average, and 19.0% include an early material blunder (174 games at 1800).

Questions

Common questions about this page.

At 600, the Sicilian Defense: Nyezhmetdinov-Rossolimo Attack scores 51.7% for White across 1,886 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 33.3% include an early material blunder (3 games at 600).

At 1000, the Sicilian Defense: Nyezhmetdinov-Rossolimo Attack scores 49.7% for White across 24,624 games. That is close to the average at this level. Games in this line leave known theory around move 3 on average, and 42.9% include an early material blunder (56 games at 1000).

The Sicilian Defense: Nyezhmetdinov-Rossolimo Attack (B30) is a line for White. The main line runs 1. e4 c5 2. Nf3 Nc6 3. Bb5.