Slav Defense: Alapin Variation

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

Slav Defense: Alapin Variation is catalogued under ECO code D16. It is reached after 5 moves (9 half-moves): 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4. After the last move it is Black to play. White opens 1. d4. It is a named variation of the Slav Defense, which has 52 catalogued lines in total. 1 deeper line continue from here, listed below.

Position shown after the last move; Black to play.