Slav Defense: Czech Variation, Dutch Variation, Sämisch Variation

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2 Ne4 10.g4

ECO D19

The Slav Defense: Czech Variation, Dutch Variation, Sämisch 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 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qe2 Ne4 10.g4.

It is catalogued under code D19 in the Encyclopaedia of Chess Openings (ECO).

The defining move g4 is chosen by White on move 10.

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.