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. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3
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Matching openings 4
- Queen's Gambit Declined: Lasker Defense D53 1 ply deeper
- Queen's Gambit Declined: Neo-Orthodox Variation D54 2 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Pillsbury Variation D63 8 plies deeper
- Queen's Gambit Declined: Lasker Defense, Bernstein Variation D57 13 plies deeper
3810 catalogued lines in total · openings encyclopedia