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 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3
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Matching openings 3
- King's Indian Defense: Semi-Classical Variation, Hollywood Variation E60 5 plies deeper
- Grünfeld Defense: Exchange Variation, Modern Exchange Variation D85 8 plies deeper
- Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line D85 8 plies deeper
3810 catalogued lines in total · openings encyclopedia