The Spielmann Variation, Romanovsky Gambit is a variation of the Nimzo-Indian Defense, catalogued as ECO E23. The line runs 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6, reaching the position shown below after 10 half-moves.
The four central squares are empty of pawns, so the fight for them is being conducted by pieces. Black is ahead in development, with three minor pieces out to White's one, and White is up a pawn of material. It is White to move after five moves. White has doubled pawns on the c-file.
On the Nimzo-Indian Defense generally: One of the most respected defenses to 1.d4. Black pins the knight and fights for central control.
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The Spielmann Variation, Romanovsky Gambit goes 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6. It is a variation of the Nimzo-Indian Defense and is catalogued as ECO E23.
The Spielmann Variation, Romanovsky Gambit is ECO E23. ECO codes group openings by their move order, so nearby codes cover closely related lines of the Nimzo-Indian Defense.
Stockfish evaluates the position after 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 at -0.05 at depth 18, which is balanced. Engine evaluation is only a starting point — at club level the practical value of a line is mostly about whether you know its plans better than your opponent does.
The four central squares are empty of pawns, so the fight for them is being conducted by pieces. Black is ahead in development, with three minor pieces out to White's one, and White is up a pawn of material. It is White to move. White has doubled pawns on the c-file.