Benko Gambit Accepted: Dlugy Variation

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3

ECO A57

The Benko Gambit Accepted: Dlugy Variation is a chess opening line in the Benko Gambit Accepted complex, reached after 1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.f3.

It is catalogued under code A57 in the Encyclopaedia of Chess Openings (ECO).

The defining move f3 is chosen by White on move 5.

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.