Chess Codex
Tree path 8 levels King's Pawn Game › Alekhine Defense › Normal Variation › Alekhine Defense › Alekhine Defense › Alekhine Defense › Four Pawns Attack › Korchnoi Variation
  1. Chess Codex
  2. King's Pawn Game B00
  3. Alekhine Defense B02
  4. Normal Variation B02
  5. Alekhine Defense B03
  6. Alekhine Defense B03
  7. Alekhine Defense B03
  8. Four Pawns Attack B03
  9. Korchnoi Variation B03 you are here
B03

Alekhine Defense: Four Pawns Attack, Korchnoi Variation

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Overview

Alekhine Defense: Four Pawns Attack, Korchnoi Variation is a specific line in the Semi-Open Games family (ECO B03), arising from a recognised theoretical position.

The Semi-Open Games group covers semi-open games — replies to 1.e4 where Black declines the symmetrical 1…e5 in favour of an asymmetric pawn structure.

It begins with 20 plies and takes 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Be7 9. Be2 O-O 10. O-O f6 to reach the canonical position.

The line refines Alekhine Defense: Four Pawns Attack, which traces back to the root opening King's Pawn Game.

Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.

ECO code
B03
Group
Semi-Open Games (B)
Plies
20
Parent
Alekhine Defense: Four Pawns Attack

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Related variations at the same level

Sister lines that share the same parent Alekhine Defense: Four Pawns Attack:

https://test.av-webdevs.com/openings/alekhine-defense-four-pawns-attack-korchnoi-variation