Hungarian Opening: Catalan Formation

1.g3 d5 2.Bg2 e6

ECO A00

The Hungarian Opening: Catalan Formation is a chess opening line in the Hungarian Opening complex, reached after 1.g3 d5 2.Bg2 e6.

It is catalogued under code A00 in the Encyclopaedia of Chess Openings (ECO).

The defining move e6 is chosen by Black on move 2.

Do you want to learn openings?

Start with a GM-authored repertoire you study move by move, then practice against a human-like AI opponent:

• Catalan Opening
• King's Indian Defense with ...e5

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.