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. Nc3 dxc4 4. Nf3
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♞ You have reached Queen's Gambit Declined: Chigorin Defense, Janowski Variation D07 — the catalogued line ends exactly here.
Book continuations
Matching openings 2
- Queen's Gambit Declined: Chigorin Defense, Modern Gambit D07 1 ply deeper
…and 1 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia