ECO A00

Grob Opening: London Defense

Grob Opening: London Defense is a chess opening classified under ECO A00. Its defining line here is 1. g4 e5 2. h3 Nc6.

Grob Opening: London Defense — board position

1. g4 e5 2. h3 Nc6

The diagram shows the position after 1. g4 e5 2. h3 Nc6. 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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