The Classical Defense, Petrosian Gambit is a variation of the Torre Attack, catalogued as ECO A46. The line runs 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5, reaching the position shown below after 9 half-moves.
White holds the centre with pawns on d5, and one pawn capture is available, so the structure has not settled yet. Development is level at two minor pieces each. It is Black to move after five moves.
On the Torre Attack generally: ECO A46. A chess opening with 6 known variations.
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See all 5 Torre Attack variations →
The Classical Defense, Petrosian Gambit goes 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5. It is a variation of the Torre Attack and is catalogued as ECO A46.
The Classical Defense, Petrosian Gambit is ECO A46. ECO codes group openings by their move order, so nearby codes cover closely related lines of the Torre Attack.
Stockfish evaluates the position after 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5 at +0.41 at depth 18, which is a slight pull for White, within normal opening margins. 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 d5, and one pawn capture is available, so the structure has not settled yet. Development is level at two minor pieces each. It is Black to move.