King's Indian Defense: Fianchetto Variation, Yugoslav Variation

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O c5 7.Nc3

ECO E65

The King's Indian Defense: Fianchetto Variation, Yugoslav Variation 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 O-O 5.Bg2 d6 6.O-O c5 7.Nc3.

It is catalogued under code E65 in the Encyclopaedia of Chess Openings (ECO).

The defining move Nc3 is chosen by White on move 7.

3 named continuations branch from this position, including the Rare Line and the Exchange Line.

Named variations

• King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Rare Line — ECO E64
• King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line — ECO E65
• King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line — ECO E66

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.