A90
Dutch Defense: Classical Variation
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 d5 5. Nf3
The Dutch Defense: Classical Variation is a chess opening classified under ECO code A90. It is reached after the moves 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 d5 5. Nf3.
It belongs to the Dutch Defense family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.
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