Best response to the Catalan Opening (E00)

1. d4 Nf6 2. c4 e6 3. g3 d5 · White to move

What is the best response to the Catalan Opening (1. d4 Nf6 2. c4 e6 3. g3 d5)? White to move. See the top replies ranked by opening theory and real-game results, starting with Bg2.

The main theoretical reply is Bg2, reaching the Catalan Opening: Open Defense.

Ranked replies for White