ECO A40

Horwitz Defense

Horwitz Defense is a chess opening classified under ECO A40. Its defining line here is 1. d4 e6.

Horwitz Defense — board position♜♞♝♛♚♝♞♜♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜

1. d4 e6

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The diagram shows the position after 1. d4 e6. Play through it move by move in the interactive explorer.

Opening name, ECO code, and main line come from the Lichess open chess openings dataset.

Variations