Chess opening · ECO E11
Bogo-Indian Defense
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1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+
Bogo-Indian Defense is catalogued under ECO code E11. It is reached after 3 moves (6 half-moves): 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+. After the last move it is White to play. White opens 1. d4. It is the defining line of the Bogo-Indian Defense family, which has 21 catalogued lines in total. 1 deeper line continue from here, listed below.