Modern Defense: Dunworthy Variation

1.e4 g6 2.d4 Bg7 3.c4 d5 4.exd5 c6 5.dxc6 Bxd4

ECO B06

The Modern Defense: Dunworthy Variation is a chess opening line in the Modern Defense complex, reached after 1.e4 g6 2.d4 Bg7 3.c4 d5 4.exd5 c6 5.dxc6 Bxd4.

It is catalogued under code B06 in the Encyclopaedia of Chess Openings (ECO).

The defining move Bxd4 is chosen by Black on move 5.

Do you want to learn openings?

Start with a GM-authored repertoire you study move by move, then practice against a human-like AI opponent:

• Catalan Opening
• King's Indian Defense with ...e5

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.