Slav Defense: Quiet Variation, Pin Defense

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4

ECO D11

The Slav Defense: Quiet Variation, Pin Defense is a chess opening line in the Slav Defense complex, reached after 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4.

It is catalogued under code D11 in the Encyclopaedia of Chess Openings (ECO).

The defining move Bg4 is chosen by Black on move 4.

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.