Queen's Gambit Accepted: Gunsberg Defense

1.d4 d5 2.c4 dxc4 3.Nf3 c5

ECO D21

The Queen's Gambit Accepted: Gunsberg Defense is a chess opening line in the Queen's Gambit Accepted complex, reached after 1.d4 d5 2.c4 dxc4 3.Nf3 c5.

It is catalogued under code D21 in the Encyclopaedia of Chess Openings (ECO).

The defining move c5 is chosen by Black on move 3.

One named continuation branches from this position: the Prianishenmo Gambit.

Named variations

• Queen's Gambit Accepted: Gunsberg Defense, Prianishenmo Gambit — ECO D24

Study this line with a grandmaster

This position is covered in the Beat the Queen's Gambit Accepted course: a GM-authored repertoire you study move by move, then practice against a human-like AI opponent.

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