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 f5 2. g4
◀ Undo move
♞ You have reached Dutch Defense: Krejcik Gambit A80 — the catalogued line ends exactly here.
Matching openings 3
- Dutch Defense: Hevendehl Gambit A80 1 ply deeper
- Dutch Defense: Krejcik Gambit, Tate Gambit A80 4 plies deeper
…and 1 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia