ECO A21

English Opening: King's English Variation, Troger Defense

English Opening: King's English Variation, Troger Defense is a chess opening classified under ECO A21. Its defining line here is 1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6.

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

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6

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The diagram shows the position after 1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6. 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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