King's Indian Defense: Fianchetto Variation, Double Fianchetto Attack

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O Nbd7 7.Nc3 e5 8.b3

ECO E64

The King's Indian Defense: Fianchetto Variation, Double Fianchetto Attack is a chess opening line in the King's Indian Defense complex, reached after 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 d6 5.Bg2 O-O 6.O-O Nbd7 7.Nc3 e5 8.b3.

It is catalogued under code E64 in the Encyclopaedia of Chess Openings (ECO).

The defining move b3 is chosen by White on move 8.

Study this line with a grandmaster

This position is covered in the Grunfeld 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.