Queen's Pawn Game: what should White play?

In this position from the Queen's Pawn Game, White most frequently chooses between developing the light-squared bishop or securing the queenside with a prophylactic pawn move. The engine's top recommendation is Bb5, which carries an evaluation of +0.32 and has been played in 13.0% of the 39,700 recorded games. This move aims to pin the knight on c6 and exert immediate pressure on Black's structure, leading to a 53.0% scoring rate for White.

The Pin with Bb5

The move Bb5 is a principled approach that challenges Black's development. By pinning the c6, White complicates Black's ability to maintain central tension. The main line continues Bb5 Ne7 a3 h5 Be2 Ng6, where White often reposition the bishop after Black reinforces the knight. This variation allows White to maintain a slight spatial advantage while preparing for kingside development.

Prophylactic and Structural Alternatives

The most popular move in the database is a3, appearing in 29.4% of games. This move prevents any potential incursions on b4 and prepares a queenside expansion, resulting in a 54.2% win rate. Another common approach is Bd3, played in 22.0% of games with an evaluation of +0.20. This leads to the sequence Bd3 Nf6 Bb5 Bb4+ c3 Bd6, where White seeks to trade or reposition the bishop to more active diagonals.

Solidifying the Center

For players seeking a more restrained setup, c3 is a reliable choice, played in 6.3% of games. This move bolsters the d4 pawn and prepares a solid defensive shell, scoring 54.3% for White. The engine evaluates this at +0.11, often leading to the line c3 Bd6 Bb5 Ne7 Nh4 Be4. Alternatively, Nbd2 is a less frequent option (2.5%) that focuses on flexible development, though it carries a lower scoring rate of 45.9%.