C43 · Petrov's Defense
Petrov's Defense: Modern Attack
1. e4 e5 2. Nf3 Nf6 3. d4 exd4
In the Petrov's Defense: Modern Attack, aim to understand the plans and pawn structures, not just memorize the first moves.
The Petrov's Defense: Modern Attack is a chess opening classified under ECO code C43. It is reached after the moves 1. e4 e5 2. Nf3 Nf6 3. d4 exd4: 6 moves in, with White to play.
It belongs to the Petrov's 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 Petrov's Defense: Modern Attack 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.
Play the Petrov's Defense: Modern Attack? See where you go wrong.
Deepline reviews your real games, finds the exact moves that cost you, and trains the fixes.
Analyze my games free →Related openings
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