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ECO E29: Nimzo-Indian Defense

ECO E29 is part of volume E — Indian Defenses. The Lichess chess-openings dataset files 2 named lines under it. The shortest is Nimzo-Indian Defense: Sämisch Variation: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O.

That position has come up in 16,376 Lichess games between players rated 1600 to 2500: White won 49.7%, 4.8% were drawn and Black won 45.4%.

OpeningMovesPlies
Nimzo-Indian Defense: Sämisch Variation 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O 14
Nimzo-Indian Defense: Sämisch Variation, Capablanca Variation 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O 8. Ne2 b6 9. e4 Ne8 18