Dutch Defense: Leningrad, Basman System (A81)

The Leningrad, Basman System is a variation of the Dutch Defense, catalogued as ECO A81. The line runs 1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6, reaching the position shown below after 10 half-moves.

White holds the centre with pawns on d4. Development is level at two minor pieces each. It is White to move after five moves. White has castled while Black’s king is still uncommitted.

On the Dutch Defense generally: An aggressive response to 1.d4 where Black immediately fights for control of the e4 square.

You can play through this variation move by move in your browser — Learn mode walks the line with an explanation at each step, and Drill mode replays it from memory so you find out whether you actually know it. No account is required.

Dutch Defense: Leningrad, Basman System — position after Nh6 h1g2f3e4d5c6b7a8
Position after 1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6

Move order

#WhiteBlack
1d4f5
2g3c6
3Bg2g6
4Nf3Bg7
5O-ONh6

ECO: A81

Stockfish: +0.97 at depth 18

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Frequently asked questions

What are the moves of the Leningrad, Basman System?

The Leningrad, Basman System goes 1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6. It is a variation of the Dutch Defense and is catalogued as ECO A81.

What is the ECO code for the Leningrad, Basman System?

The Leningrad, Basman System is ECO A81. ECO codes group openings by their move order, so nearby codes cover closely related lines of the Dutch Defense.

Is the Leningrad, Basman System good for Black?

Stockfish evaluates the position after 1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6 at +0.97 at depth 18, which is a small but real edge for White. Engine evaluation is only a starting point — at club level the practical value of a line is mostly about whether you know its plans better than your opponent does.

What kind of position does the Leningrad, Basman System lead to?

White holds the centre with pawns on d4. Development is level at two minor pieces each. It is White to move. White has castled while Black’s king is still uncommitted.