ECO A21

English Opening: King's English Variation, Smyslov Defense

English Opening: King's English Variation, Smyslov Defense is a chess opening classified under ECO A21. Its defining line here is 1. c4 e5 2. Nc3 d6 3. Nf3 Bg4.

English Opening: King's English Variation, Smyslov Defense — board position♜♞♛♚♝♞♜♟♟♟♟♟♟♟♟♟♝♞♞♟♟♟♟♟♟♟♜♝♛♚♝♜

1. c4 e5 2. Nc3 d6 3. Nf3 Bg4

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The diagram shows the position after 1. c4 e5 2. Nc3 d6 3. Nf3 Bg4. 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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