ECO E32
3 named openings and variations are classified as E32. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- Nimzo-Indian Defense: Classical VariationE321. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2
- Nimzo-Indian Defense: Classical Variation, Keres DefenseE321. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6
- Nimzo-Indian Defense: Classical Variation, Vitolins-Adorjan GambitE321. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b5