A05 — Zukertort Opening

Flank & English openings (A00–A99)

1. Nf3 Nf6

Full page: Zukertort Opening →

ECO A05 covers Zukertort Opening and related lines (Zukertort Opening, Zukertort Opening: Lemberger Gambit, Zukertort Opening: Nimzo-Larsen Variation, Zukertort Opening: Quiet System). Main line 1. Nf3 Nf6 with variations, statistics, and the best responses.

13 lines under A05
Zukertort Opening
1. Nf3 Nf6
King's Indian Attack
1. Nf3 Nf6 2. g3 d5
Zukertort Opening
1. Nf3 Nf6 2. Nc3 Nc6
King's Indian Attack: Smyslov Variation
1. Nf3 Nf6 2. g3 g6 3. b4
Polish Opening: Zukertort System
1. Nf3 Nf6 2. b4 g6 3. Bb2
Zukertort Opening: Myers Polish Attack
1. Nf3 Nf6 2. a4 g6 3. b4
King's Indian Attack: Wahls Defense
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5
Zukertort Opening: Double Fianchetto Attack
1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. O-O
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