All Chess Positions Open the map

B00Opening

Nimzowitsch Defense

1. e4 Nc6

a8b7c6d5e4f3g2h1

White to move

Legal moves
30
Games in the next 4 moves
475,842
Different positions among them
163,549
Named lines from here
43

See it on the mapOn the opening map

Named after Aron Nimzowitsch: 1...Nc6 develops a knight and invites White to take the centre.

It is reached after 2 moves: 1. e4 Nc6.

White is to move and has 30 legal moves. Over the next four moves — two for each side — the game can branch into 475,842 different games. Those games reach 163,549 different positions: most positions can be reached in more than one way, 2.9 on average.

The Lichess opening list names 43 further lines after this position, such as Declined Variation (2. Nf3) and Pseudo-Spanish Variation (2. Bb5).

Map of every game of the next four moves after the Nimzowitsch Defense
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 475,842 games.

Move by move

  1. 1. e4King's Pawn Game
  2. 1... Nc6Nimzowitsch Defense

Named lines from here

Related openings

FEN

r1bqkbnr/pppppppp/2n5/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq - 1 2