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. e4 d6 2. d4 Nf6 3. Nc3 Nbd7
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♞ You have reached Lion Defense B07 — the catalogued line ends exactly here.
Matching openings 6
- Lion Defense: Anti-Philidor B07 1 ply deeper
- Lion Defense: Bayonet Attack B07 1 ply deeper
- Lion Defense: Anti-Philidor, Lion's Cave B07 2 plies deeper
- Philidor Defense: Lion Variation, Delayed Bishop Sacrifice C41 7 plies deeper
- Lion Defense: Anti-Philidor, Lion's Cave, Lion Claw Gambit B07 8 plies deeper
…and 1 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia