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.
⚖ Grouping by position
Grouping by position: lines that reach this position by a different move order are included too.
1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 e6
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Book continuations win% from 1.5M rated games
Matching openings 8
- Semi-Slav Defense: Quiet Variation D30 1 ply deeper
- Queen's Gambit Declined: Spielmann Variation D30 2 plies deeper
- Semi-Slav Defense: Quiet Variation D30 2 plies deeper
- Queen's Gambit Declined: Semmering Variation D30 4 plies deeper
- Queen's Gambit Declined: Stonewall Variation D30 4 plies deeper
- Semi-Slav Defense: Stoltz Variation D45 5 plies deeper
- Semi-Slav Defense: Stoltz Variation D45 7 plies deeper
- Semi-Slav Defense: Chigorin Defense D46 11 plies deeper
3810 catalogued lines in total · openings encyclopedia