Chess — Bogo-Indian Defense E11 : opening moves and positions
Chess · ECO E11
An ECO code groups opening lines, not one forced position. Step through legal notation from the CC0 Lichess dataset. This is a study viewer, without engine evaluation or a claim that a line is best.
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+
FEN: rnbqk2r/pppp1ppp/4pn2/8/1bPP4/5N2/PP2PPPP/RNBQKB1R w KQkq - 2 4
Source data · E11
21 PGN · 21 FEN · Opening line: 12
- Bogo-Indian Defense:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ - Bogo-Indian Defense: Grünfeld Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 - Bogo-Indian Defense: New England Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nfd2 - Bogo-Indian Defense: Exchange Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ - Bogo-Indian Defense: Haiti Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Nc6 - Bogo-Indian Defense: Nimzowitsch Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 - Bogo-Indian Defense: Retreat Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Be7 - Bogo-Indian Defense: Vitolins Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 - Bogo-Indian Defense: Wade-Smyslov Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 - Bogo-Indian Defense: Retreat Variation:
1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 - Bogo-Indian Defense: Retreat Variation:
1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O - Bogo-Indian Defense: Retreat Variation:
1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O
Game and item names below retain the source’s English identifiers so you can find them in the linked documentation.
Related game questions
- Chess — Blumenfeld Countergambit E10 : opening moves and positions
- Chess — Queen's Indian Defense E12 : opening moves and positions
- Chess — Catalan Opening E08 : opening moves and positions
- Chess — Queen's Indian Defense, with e3 E14 : opening moves and positions
- Chess — Catalan Opening E07 : opening moves and positions
- Chess — Queen's Indian Defense E15 : opening moves and positions
- Chess — Catalan Opening E06 : opening moves and positions
- Chess — Queen's Indian Defense E16 : opening moves and positions
Using this reference
For Bogo-Indian Defense, start at the first position and step through the moves rather than memorizing the final board. After each move, look for the piece that moved and the squares it now influences. The same opening name can cover several branches, so use the selected line’s move order as your reference.
The final position in the viewer is where this recorded line ends, not a verdict on the position. Choose another listed branch to see where the paths separate. The viewer displays legal source moves; it does not provide an engine evaluation or establish a forced continuation.
Sources and scope
Public source snapshot; changes after this version may differ. 2026-11-03
chess-a · CC0
chess-b · CC0
chess-c · CC0
chess-d · CC0
chess-e · CC0