Scandinavian Defense: Valencian Variation, Main Line: what should White play?

In the Scandinavian Defense: Valencian Variation, Main Line (ECO B01), White's most critical option is h3, immediately putting the question to Black's active bishop on g4. With over 812,000 games recorded from this position, the engine awards h3 the highest evaluation at +0.89. By challenging the pin against the knight on f3, White forces an immediate concession regarding piece activity or pawn structure.

Challenging the pin with h3

The primary virtue of h3 is that it resolves the pressure against the f3 before Black can solidify their central grip. In the illustrative variation h3 Bxf3 Qxf3 c6 Be3 e6, Black surrenders the light-squared bishop, granting White the bishop pair and an active queen on f3. White retains central control with the pawn on d4 and enjoys straightforward development for the remaining minor pieces.

Alternatives for White

While h3 is the preferred theoretical path, White possesses several sound developing alternatives that maintain an advantage. Developing the dark-squared bishop via Bf4 evaluates at +0.75, leading toward Bf4 c6 h3 Bxf3 Qxf3 e6. Similarly, Be3 reaches an evaluation of +0.74, often transposing after Be3 e6 h3 Bh5 g4 Bg6. White can also opt for rapid piece deployment with Bc4 (+0.62) or the queen maneuver Qd3 (+0.57), though directly confronting the pin remains the most direct route to an opening edge.