ECO Chess Codes E2 - Nimzo-Indian Defence
E20 - Nimzo-Indian Defense
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
E21 - Nimzo-Indian Defence/Three Knight's System
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. Nf3
E22 -Nimzo-Indian Defence/Spielmann Variation
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. Qb3
E23
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. Qb3 c5
5. dc5 Nc6
E24 - Nimzo-Indian Defence/Samisch Variation
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. a3 Bc3
5. bc3
E25 - Nimzo-Indian Defence/Open Samisch Variation
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. a3 Bc3
5. bc3 c5
6. f3 d5
7. cd5
E26 - Nimzo-Indian Defence/Closed Samisch Variation
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. a3 Bc3
5. bc3 c5
6. e3
E27 - Nimzo-Indian Defence/Samisch Variation
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. a3 Bc3
5. bc3 O-O
E28 - Nimzo-Indian Defence/Closed Samisch Variation
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. a3 Bc3
5. bc3 O-O
6. e3
E29
1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. a3 Bc3
5. bc3 O-O
6. e3 c5
7. Bd3 Nc6
ECO Chess Codes
Chess Notation
Chess Openings
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