Slav Defense: Alapin Variation

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4

ECO D16

The Slav Defense: Alapin Variation is a chess opening line in the Slav Defense complex, reached after 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4.

It is catalogued under code D16 in the Encyclopaedia of Chess Openings (ECO).

The defining move a4 is chosen by White on move 5.

Study this line with a grandmaster

This position is covered in the Slav Defense 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.