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E92Opening

King's Indian Defense:Petrosian Variation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5

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Black to move

Legal moves
30
Games in the next 4 moves
1,315,323
Different positions among them
424,080
Named lines from here
3

See it on the mapOn the opening map

It is reached after 13 moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5. It is a line of the King's Indian Defense.

Black is to move and has 30 legal moves. Over the next four moves — two for each side — the game can branch into 1,315,323 different games. Those games reach 424,080 different positions: most positions can be reached in more than one way, 3.1 on average.

The Lichess opening list names 3 further lines after this position, such as Normal Defense (7... Nbd7) and Stein Defense (7... a5).

The same moves can be played in 56,700 different legal orders that all reach this position. For example 1. d4 Nf6 2. c4 g6 3. e4 Bg7 4. Nc3 d6 5. Nf3 O-O 6. Be2 e5 7. d5, which starts as the King's Indian Defense: Normal Variation.

Map of every game of the next four moves after the King's Indian Defense: Petrosian Variation
Every game of the next four moves from this position, as the map draws it. Each ring is one more move; the outer ring holds all 1,315,323 games.

Move by move

  1. 1. d4Queen's Pawn Game
  2. 1... Nf6Indian Defense
  3. 2. c4Indian Defense: Normal Variation
  4. 2... g6Indian Defense: West Indian Defense
  5. 3. Nc3King's Indian Defense
  6. 3... Bg7King's Indian Defense
  7. 4. e4King's Indian Defense: Normal Variation
  8. 4... d6King's Indian Defense: Normal Variation
  9. 5. Nf3King's Indian Defense: Normal Variation, Rare Defenses
  10. 5... O-O—
  11. 6. Be2King's Indian Defense: Orthodox Variation
  12. 6... e5King's Indian Defense: Orthodox Variation
  13. 7. d5King's Indian Defense: Petrosian Variation

Named lines from here

Related openings

FEN

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