E02 — Catalan Opening: Open Defense
Indian Defences (E00–E99)
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4
Full page: Catalan Opening: Open Defense →ECO E02 covers Catalan Opening: Open Defense. Main line 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 with variations, statistics, and the best responses.
1 line under E02
Catalan Opening: Open Defense
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4