E25 · Nimzo-Indian Defense

Nimzo-Indian Defense: Samisch Variation, Romanovsky Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5
♜♞♝♛♚♜♟♟♟♟♟♟♞♟♟♟♟♟♟♟♜♝♛♚♝♞♜
The position after 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5, White to move.

In the Nimzo-Indian Defense: Samisch Variation, Romanovsky Variation, aim to understand the plans and pawn structures, not just memorize the first moves.

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The Nimzo-Indian Defense: Samisch Variation, Romanovsky Variation is a chess opening classified under ECO code E25. It is reached after the moves 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5: 16 moves in, with White to play.

It belongs to the Nimzo-Indian Defense family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.

Club players rarely lose the Nimzo-Indian Defense: Samisch Variation, Romanovsky Variation in the opening itself. They lose it a few moves later, when the plan behind the moves runs out: that is what reading your own games in this line shows you.

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