ECO A40

English Defense: Perrin Variation

English Defense: Perrin Variation is a chess opening classified under ECO A40. Its defining line here is 1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Nc6.

English Defense: Perrin Variation — board position

1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Nc6

The diagram shows the position after 1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 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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