Semi-Slav Defense: Quiet Variation

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 e6 5.Nbd2

ECO D30

The Semi-Slav Defense: Quiet Variation is a chess opening line in the Semi-Slav Defense complex, reached after 1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 e6 5.Nbd2.

It is catalogued under code D30 in the Encyclopaedia of Chess Openings (ECO).

The defining move Nbd2 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.