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. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5
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Matching openings 3
- King's Gambit Accepted: Bishop's Gambit, Anderssen Variation C33 1 ply deeper
- King's Gambit Accepted: Bishop's Gambit, Bledow Countergambit C33 1 ply deeper
- King's Gambit Accepted: Bishop's Gambit, Boren-Svenonius Variation C33 3 plies deeper
3810 catalogued lines in total · openings encyclopedia