1.a3 e5 2.g3 d5 3.Bg2 Nf6 4.d3 Nc6 5.Nd2 Bd6 6.e3 O-O 7.h3
The Formation starts with 1.a3 e5 2.g3 d5 3.Bg2 Nf6 4.d3 Nc6 5.Nd2 Bd6 6.e3 O-O 7.h3 and is catalogued under ECO A00, in the flank openings half of the book. The catalog indexes 2 lines inside it, grouped into 2 named variations.
Current setup
Move ideas
Advances the a-pawn to gain queenside edge space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Advances to e5 to claim central space and control nearby key squares.
Idea: Give the pieces room to develop behind a durable central foothold.
Advances the b-pawn to gain queenside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
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 c-pawn to gain queenside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Develops the knight to f6, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Advances to d3 to claim central space and control nearby key squares.
Idea: Give the pieces room to develop behind a durable central foothold.
Develops the knight to c6, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Advances to e3 to claim central space and control nearby key squares.
Idea: Give the pieces room to develop behind a durable central foothold.
Develops the bishop to d6, bringing it into the game.
Idea: Improve piece coordination and clear the back rank for castling and the rooks.
Advances the f-pawn to gain kingside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Tucks the king away and activates the rook in a single move.
Idea: Finish kingside development so the central pieces can coordinate safely.
Advances the g-pawn to gain kingside space and control new squares.
Idea: Create useful wing space while keeping the central structure flexible.
Waiting for Lichess game popularity.
Each line below is an indexed entry under Formation. Open one to load it on the board and keep exploring from that position.
ECO groups openings by the structures they lead to, so these families tend to share plans with the Formation.