Open games & French

Center Game Accepted

1.e4 e5 2.d4 exd4

The Center Game Accepted starts with 1.e4 e5 2.d4 exd4 and is catalogued under ECO C21, in the open games & french half of the book. The catalog indexes 1 line inside it, grouped into 1 named variation, and the position after those moves has 1 playable continuation to walk from here.

Opening repertoire map

Root edges show how often each move is played around your Elo. Use the arrow on a position to reveal the next replies.

Current position
Center Game: Berger Variation
Popularity by Elo
Share of Lichess blitz, rapid, and classical games that continued with each move.
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Current setup

Move ideas

  1. 1.e4

    Claims the center with a pawn and opens lines for the queen and king’s bishop.

    Idea: Build quick development and make early castling possible.

  2. 1e5

    Meets White’s center directly and opens lines for Black’s queen and bishop.

    Idea: Fight for equal central space in a balanced, open position.

  3. 2.d4

    Advances to d4 to claim central space and control nearby key squares.

    Idea: Give the pieces room to develop behind a durable central foothold.

  4. 2exd4

    Captures the pawn on d4 and changes the local pawn or piece balance.

    Idea: Open lines in the center and reshape the center for the next phase.

  5. 3.Qxd4

    Captures the pawn on d4 and changes the local pawn or piece balance.

    Idea: Remove an active defender and improve the moving piece’s influence.

  6. 3Nc6

    Develops the knight to c6, bringing it into the game.

    Idea: Improve piece coordination and clear the back rank for castling and the rooks.

  7. 4.Qe3

    Repositions the queen to e3, where it influences a new part of the board.

    Idea: Coordinate threats carefully while avoiding unnecessary tempi against the queen.

  8. 4Nf6

    Develops the knight to f6, bringing it into the game.

    Idea: Improve piece coordination and clear the back rank for castling and the rooks.

  9. 5.Nc3

    Develops the knight to c3, bringing it into the game.

    Idea: Improve piece coordination and clear the back rank for castling and the rooks.

  10. 5Bb4

    Develops the bishop to b4, bringing it into the game.

    Idea: Improve piece coordination and clear the back rank for castling and the rooks.

Book continuations

Waiting for Lichess game popularity.

1 move

Named variations

Each line below is an indexed entry under Center Game Accepted. 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 Center Game Accepted.