Ware Defense: what should White play?

In the Ware Defense (ECO B00), White should play d4 to claim full classical control over the center while Black neglects central space with an early flank push. As the highest-rated choice according to chess engines with an evaluation of +1.00, it establishes an immediate spatial advantage. Across 2,820,070 games recorded from this tabiya, d4 is chosen in 44.1% of outings (1.24M recorded), yielding White a 57.3% score.

Establishing the Classical Center

By selecting d4, White constructs an ideal two-pawn front on d4 and e4, opening diagonals for both bishops. Black's outer pawn push fails to contest the center or aid development, leaving White free to dictate terms. An illustrative engine continuation demonstrates this natural piece placement: d4 e6 Nc3 d5 Bd3 a4. In this branch, White comfortably shores up the center and prepares kingside piece play while Black continues to spend tempos on the queenside flank.

Flexible Knight Developments

A popular alternative is Nf3, which matches d4 in popularity at 44.1% of games (1.24M recorded) with an engine evaluation of +0.80 and a 56.4% score for White. An illustrative sequence following this natural developing move is Nf3 e6 d4 d5 e5 c5, leading directly into structures resembling the French Defense. White can also initiate development via Nc3, evaluated at +0.95 and chosen in 10.8% of games (304K recorded) with a 55.4% score, featured in lines such as Nc3 d6 d4 c6 Be3 Nf6.

Minor Sidelines

Occasional attempts include a3, seen in 1.0% of games (29K recorded) with an evaluation of +0.72 and a 54.4% score, leading to lines like a3 e6 d4 d5 Nc3 dxe4. Additionally, Be2 offers a quiet approach evaluated at +0.49, shown in the continuation Be2 e5 Nf3 Nf6 Nc3 Nc6. However, direct central occupation via d4 remains the standard theoretical recommendation.