Benko Gambit Accepted

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6

ECO A57

The Benko Gambit Accepted is a chess opening reached after 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6, catalogued under code A57 in the Encyclopaedia of Chess Openings (ECO).

The defining move a6 is chosen by Black on move 4.

8 named continuations branch from this position, including the Dlugy Variation and the Modern Variation.

Named variations

Study this line with a grandmaster

This position is covered in the Benko Gambit 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.