Code ECO E01 – Catalan Opening Coups: 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Voir : 12 24 Tous 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 - Catalan Opening: Closed (1) Catalan Opening: Closed Coups: 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2
