ECO E01

Catalan Opening

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2

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About this opening

Catalan Opening (ECO E01) opens with the moves 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2. It belongs to the Indian Defenses family.