Opening explorer
Walk any move order through the catalog: pick a book continuation and watch the board, or open the matching ECO lines on the side. Move orders, not transpositions — exactly the paths over the board. Prefer the family trees? Every opening page has one.
1. d4 d5 2. e4 dxe4 3. Nc3
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Matching openings 45
- Blackmar-Diemer Gambit D00 1 ply deeper
- Blackmar-Diemer Gambit: Lemberger Countergambit D00 1 ply deeper
- Blackmar-Diemer Gambit: Netherlands Variation D00 1 ply deeper
- Blackmar-Diemer Gambit: Reversed Albin Countergambit D00 1 ply deeper
- Blackmar-Diemer Gambit: Zeller Defense D00 1 ply deeper
- Blackmar-Diemer Gambit: Lemberger Countergambit, Endgame Variation D00 2 plies deeper
- Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit D00 2 plies deeper
- Blackmar-Diemer Gambit: Lemberger Countergambit, Rasmussen Attack D00 2 plies deeper
- Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack D00 2 plies deeper
- Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack D00 2 plies deeper
- Blackmar-Diemer Gambit: Rasa-Studier Gambit D00 2 plies deeper
- Blackmar-Diemer Gambit: von Popiel Gambit D00 2 plies deeper
…and 33 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia