ECO A00 · Polish Opening

Polish Opening: Dutch Defense

1. b4 f5

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White to move. The arrow shows Stockfish’s best move.
Best move

2. Bb2+0.37

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Polish Opening: Dutch Defense (A00), reached after 1. b4 f5, Stockfish 18 recommends 2. Bb2 for White. White is slightly better (+0.37).

Top engine moves

  1. +0.372. Bb2 e6 3. e3 Nf6 4. a3 a5 5. b5 d5 6. c4 Bd6
  2. +0.352. a3 e6 3. Bb2 Nf6 4. e3 a5 5. b5 d5 6. c4 Bd6
  3. +0.322. e3 e6 3. Bb2 Nf6 4. a3 a5 5. b5 d5 6. Nf3 Bd6

Frequently asked questions

What is the best move in the Polish Opening: Dutch Defense?
After 1. b4 f5, Stockfish 18 at depth 18 recommends 2. Bb2 for White, continuing e6 3. e3 Nf6 4. a3 a5 5. b5 d5 6. c4 Bd6. White is slightly better (+0.37). The next best moves are 2. a3 (+0.35) and 2. e3 (+0.32).
Is the Polish Opening: Dutch Defense a good opening?
Stockfish rates the position at +0.37: white is slightly better. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the Polish Opening: Dutch Defense?
A00. ECO codes classify chess openings from A00 to E99; A is the volume for flank openings.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).