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. By default move orders are strict — flip the toggle to group by position and pull in transpositions.
1. d4 d5 2. c4 e6 3. Nc3 Nf6
◀ Undo move
♞ You have reached Queen's Gambit Declined: Normal Defense D35 — the catalogued line ends exactly here.
Book continuations win% from 1.5M rated games
Matching openings 48
- Queen's Gambit Declined: Harrwitz Attack D35 1 ply deeper
- Queen's Gambit Declined: Modern Variation D50 1 ply deeper
- Queen's Gambit Declined: Been-Koomen Variation D50 2 plies deeper
- Queen's Gambit Declined: Modern Variation, Knight Defense D51 2 plies deeper
- Queen's Gambit Declined D53 2 plies deeper
- Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation D40 3 plies deeper
- Queen's Gambit Declined: Pseudo-Tarrasch Variation D50 3 plies deeper
- Queen's Gambit Declined: Modern Variation, Knight Defense D51 3 plies deeper
- Queen's Gambit Declined D53 3 plies deeper
- Queen's Gambit Declined: Modern Variation, Heral Variation D53 3 plies deeper
- Queen's Gambit Declined: Three Knights Variation D37 4 plies deeper
- Queen's Gambit Declined: Pseudo-Tarrasch Variation, Canal Variation D50 4 plies deeper
…and 36 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia