A90 — Dutch Defense: Classical Variation
Flank & English openings (A00–A99)
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2
Full page: Dutch Defense: Classical Variation →ECO A90 covers Dutch Defense: Classical Variation and related lines (Dutch Defense: Classical Variation, Dutch Defense: Nimzo-Dutch Variation, Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation, Dutch Defense: Stonewall Variation, Modern Variation). Main line 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 with variations, statistics, and the best responses.
5 lines under A90
Dutch Defense: Classical Variation
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2
Dutch Defense: Nimzo-Dutch Variation
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+
Dutch Defense: Classical Variation
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 d5 5. Nf3
Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation
1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+ 5. Bd2 Be7
Dutch Defense: Stonewall Variation, Modern Variation
1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. g3 c6 5. Bg2 d5 6. O-O Bd6