Caissa Codex
E25

Nimzo-Indian Defense: Sämisch Variation, Romanovsky Variation trainer

Back to the opening, all openings to practise or my repertoire

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

Practise the Nimzo-Indian Defense: Sämisch Variation, Romanovsky Variation

Play Black's moves of the line from memory — 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5 — and the trainer plays White's replies; "Play the other side" turns it around.

Read about the line, its statistics on Lichess and Stockfish's evaluation on the Nimzo-Indian Defense: Sämisch Variation, Romanovsky Variation page, or pick another opening in the opening trainer.

https://chesscodex.org/train/nimzo-indian-defense-samisch-variation-romanovsky-variation