ECO D90

Grünfeld Defense

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3

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About this opening

Grünfeld Defense (ECO D90) opens with the moves 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3. It belongs to the Closed Game and Semi-Closed Game family.