Caissa Codex
A01

Nimzo-Larsen Attack: Polish Variation

Chess diagram: Nimzo-Larsen Attack: Polish Variation after 1…b5

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Statistics from Lichess

57,113 games: White 50.4% / Draw 4.9% / Black 44.7%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
50,05550K
2,6092,609
1,2361,236
769769
450450
408408
403403
201201

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 2, 2026

Engine evaluation

+0.23 The position is about equal

Best play: 2. e4 Bb7 3. Bxb5 Bxe4 4. Nf3 c6 5. Be2 g6 6. O-O Bxf3

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

Overview

Nimzo-Larsen Attack: Polish Variation (ECO A01, Flank Openings) is a variation of the Nimzo-Larsen Attack, reached after 1. b3 b5 (1 move).

In 57,113 rated Lichess games between players rated 1600 to 2500, White won 50.4%, Black 44.7% and 4.9% were drawn. White's most played move here is 2. Bb2, in 88% of those games.

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Other lines from the same position

Instead of 1…b5, the position after Nimzo-Larsen Attack also goes on to:

Cite this page

Caissa Codex. “Nimzo-Larsen Attack: Polish Variation (A01)”. Lichess data as of 2 Nov 2026. https://chesscodex.org/openings/nimzo-larsen-attack-polish-variation

https://chesscodex.org/openings/nimzo-larsen-attack-polish-variation