ECO A04

Zukertort Opening: St. George Defense

Zukertort Opening: St. George Defense is a chess opening classified under ECO A04. Its defining line here is 1. Nf3 a6.

Zukertort Opening: St. George Defense — board position

1. Nf3 a6

The diagram shows the position after 1. Nf3 a6. 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.

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