King's Indian Attack: Spassky Variation

1.Nf3 Nf6 2.g3 b5

ECO A05

The King's Indian Attack: Spassky Variation is a chess opening line in the King's Indian Attack complex, reached after 1.Nf3 Nf6 2.g3 b5.

It is catalogued under code A05 in the Encyclopaedia of Chess Openings (ECO).

The defining move b5 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.