Indian Defense: Colle System, King's Indian Variation

1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Bd3 d6

ECO A48

The Indian Defense: Colle System, King's Indian Variation is a chess opening line in the Indian Defense complex, reached after 1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Bd3 d6.

It is catalogued under code A48 in the Encyclopaedia of Chess Openings (ECO).

The defining move d6 is chosen by Black on move 4.

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.