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. c4 Nc6 3. Nf3
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Matching openings 3
- Queen's Gambit Declined: Chigorin Defense, Lazard Gambit D07 1 ply deeper
- Queen's Gambit Declined: Chigorin Defense, Main Line D07 1 ply deeper
- Queen's Gambit Declined: Chigorin Defense, Main Line, Alekhine Variation D07 2 plies deeper
3810 catalogued lines in total · openings encyclopedia