E66
King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. d5
The King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line is a chess opening classified under ECO code E66. It is reached after the moves 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. d5.
It belongs to the King's Indian Defense family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.
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