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 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3
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Matching openings 17
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D61 4 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D61 5 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D61 5 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D61 6 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Bd3 Line D66 6 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D61 7 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Main Line D63 7 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Bd3 Line D66 8 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D61 9 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Capablanca System D67 9 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Bd3 Line D67 11 plies deeper
- Queen's Gambit Declined: Orthodox Defense, Alekhine Variation D67 12 plies deeper
…and 5 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia