Current position
King's Indian Attack: Sicilian Variation
1.Nf3
The Zukertort Opening starts with 1.Nf3 and is catalogued under ECO A04, in the flank openings half of the book. The catalog indexes 47 lines inside it, grouped into 41 named variations, and the position after those moves has 2 playable continuations to walk from here.
Root edges show how often each move is played around your Elo. Use the arrow on a position to reveal the next replies.
Current setup
Move ideas
Develops a knight toward the center, where it controls e5 and d4.
Idea: Add central influence while preparing to castle kingside.
Advances to d5 to claim central space and control nearby key squares.
Idea: Give the pieces room to develop behind a durable central foothold.
Advances the g-pawn to gain kingside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Advances the c-pawn to gain queenside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Develops the bishop to g2, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Waiting for Lichess game popularity.
Each line below is an indexed entry under Zukertort Opening. Open one to load it on the board and keep exploring from that position.
17 more named lines sit inside this family — the tree above walks all of them.
ECO groups openings by the structures they lead to, so these families tend to share plans with the Zukertort Opening.