The Kasparov Variation, Botvinnik Attack is a variation of the Queen's Indian Defense, catalogued as ECO E12. The line runs 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5, reaching the position shown below after 14 half-moves.
White holds the centre with pawns on d4. Development is level at three minor pieces each. It is White to move after seven moves.
On the Queen's Indian Defense generally: A flexible defense to 1.d4 where Black fianchettoes the queen's bishop to control e4.
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The Kasparov Variation, Botvinnik Attack goes 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5. It is a variation of the Queen's Indian Defense and is catalogued as ECO E12.
The Kasparov Variation, Botvinnik Attack is ECO E12. ECO codes group openings by their move order, so nearby codes cover closely related lines of the Queen's Indian Defense.
Stockfish evaluates the position after 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5 at +0.12 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.
White holds the centre with pawns on d4. Development is level at three minor pieces each. It is White to move.