ECO A81 · Dutch Defense

Dutch Defense: Leningrad, Basman System

1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6

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

6. c4+0.86

White is clearly better. Stockfish 18, depth 18.

Analyze this position

In the Dutch Defense: Leningrad, Basman System (A81), reached after 1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6, Stockfish 18 recommends 6. c4 for White. White is clearly better (+0.86).

Top engine moves

  1. +0.866. c4 O-O 7. Nc3 d6 8. e4 Na6 9. Re1 e5 10. exf5 Bxf5
  2. +0.656. Nbd2 d5 7. c4 Nf7 8. b3 O-O 9. Bb2 Nd7 10. Rc1 e6
  3. +0.636. Re1 O-O 7. c4 Nf7 8. Nc3 d5 9. cxd5 cxd5 10. b3 e6

Frequently asked questions

What is the best move in the Dutch Defense: Leningrad, Basman System?
After 1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6, Stockfish 18 at depth 18 recommends 6. c4 for White, continuing O-O 7. Nc3 d6 8. e4 Na6 9. Re1 e5 10. exf5 Bxf5. White is clearly better (+0.86). The next best moves are 6. Nbd2 (+0.65) and 6. Re1 (+0.63).
Is the Dutch Defense: Leningrad, Basman System a good opening?
Stockfish rates the position at +0.86: white is clearly 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 Dutch Defense: Leningrad, Basman System?
A81. 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+).