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 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5
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♞ You have reached Slav Defense: Quiet Variation, Schallopp Defense D12 — the catalogued line ends exactly here.
Matching openings 5
- Slav Defense: Quiet Variation, Schallopp Defense D12 2 plies deeper
- Slav Defense: Exchange Variation, Schallopp Variation D13 3 plies deeper
- Slav Defense: Quiet Variation, Amsterdam Variation D12 6 plies deeper
- Slav Defense: Quiet Variation, Landau Variation D12 7 plies deeper
…and 1 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia