King's Indian Defense: Orthodox Variation, Modern System

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Nd2

ECO E97

The King's Indian Defense: Orthodox Variation, Modern System is a chess opening line in the King's Indian Defense complex, reached after 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Nd2.

It is catalogued under code E97 in the Encyclopaedia of Chess Openings (ECO).

The defining move Nd2 is chosen by White on move 9.

Study this line with a grandmaster

This position is covered in the King's Indian Defense with ...e5 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.