Catalan Opening: Closed Variation, Traditional Variation

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 Be7 5.Bg2 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6

ECO E09

The Catalan Opening: Closed Variation, Traditional Variation is a chess opening line in the Catalan Opening complex, reached after 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 Be7 5.Bg2 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6.

It is catalogued under code E09 in the Encyclopaedia of Chess Openings (ECO).

The defining move b6 is chosen by Black on move 8.

Study this line with a grandmaster

This position is covered in the Catalan Opening 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.