Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation, Modern Line

1.
1. d4
2. Nf6
2.
3. c4
4. e6
3.
5. Nf3
6. b6
4.
7. Nc3
8. Bb4
5.
9. Bg5
10. Bb7
6.
11. Nd2

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The Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation, Modern Line is a chess opening classified under ECO code E12 (Indian defences). It is a variation of the Nimzo-Indian Defense family. Step through the moves on the board above, then play the line yourself or review it with the built-in engine.