King's Indian Defense: Steiner Attack

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5

King's Indian Defense: Steiner Attack is catalogued under ECO code E81. It is reached after 6 moves (11 half-moves): 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5. After the last move it is Black to play. White opens 1. d4. It is a named variation of the King's Indian Defense, which has 119 catalogued lines in total.

Position shown after the last move; Black to play.