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.

The King's Indian Defense: Fianchetto Variation, Yugoslav Variation is a line of the King's Indian Defense. The King's Indian Defense is a chess opening that begins 1.d4 Nf6 2.c4 g6, with Black fianchettoing the bishop to g7 and castling before challenging the center with ...e5 or ...c5. Read the complete King's Indian Defense guide: what it is, how to reach it, its main variations, how to play against it, and its history.

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.