Dutch Defense: Queen's Knight Variation: what should Black play?

In the Dutch Defense: Queen's Knight Variation, Black faces a central decision regarding piece development versus immediate pawn structure. While the computer engine narrowly favors d6 with an evaluation of +0.49, the overwhelming practical choice is the natural kingside fianchetto Bg7, which accounts for 94.9% of the 757,277 games recorded in the database. Both options offer solid counterplay against White's setup and achieve balanced scoring outcomes for Black.

The Main Practical Choice: Bg7

Developing the dark-squared bishop via Bg7 has appeared in 719K recorded games, where White scores 49.2% of available points. This move readies the kingside for castling while placing pressure along the long diagonal toward d4. An illustrative continuation runs Bg7 g3 O-O Bg2 d6 O-O, demonstrating how Black effortlessly transitions into a standard Leningrad Dutch setup with an engine assessment of +0.52.

The Engine Recommendation: d6

The subtle pawn thrust d6 represents the engine's top choice (+0.49), played in 4.1% of recorded games (31K encounters). By staking immediate control over the central e5 square, Black prevents potential space-gaining advances before committing the bishop. A primary variation proceeds d6 g3 Bg7 Bg2 O-O O-O, which often transposes directly into the same harmonious positions reached via the immediate bishop development.

Rare Alternatives

Other continuations occur infrequently and yield higher scores for White. The stabilizing move c6 is seen in 0.5% of games (3.8K recorded, White scoring 54.3%), leading to c6 Bf4 Bg7 e3 d6 h3 with an evaluation of +0.62. Similarly, e6 has been tried in 3.6K games (0.5%, White scoring 55.6%, evaluation +0.65), while the offbeat knight maneuver Na6 evaluates at +0.64.