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 c5
◀ Undo move
♞ You have reached Sicilian Defense B20 — the catalogued line ends exactly here.
Book continuations
Matching openings 401
- Sicilian Defense: Amazon Attack B20 1 ply deeper
- Sicilian Defense: Bowdler Attack B20 1 ply deeper
- Sicilian Defense: Brick Variation B20 1 ply deeper
- Sicilian Defense: Czerniak Attack B20 1 ply deeper
- Sicilian Defense: Grob Variation B20 1 ply deeper
- Sicilian Defense: Keres Variation B20 1 ply deeper
- Sicilian Defense: King David's Opening B20 1 ply deeper
- Sicilian Defense: Kronberger Variation B20 1 ply deeper
- Sicilian Defense: Lasker-Dunne Attack B20 1 ply deeper
- Sicilian Defense: Mengarini Variation B20 1 ply deeper
- Sicilian Defense: Myers Attack, with a4 B20 1 ply deeper
- Sicilian Defense: Myers Attack, with h4 B20 1 ply deeper
…and 389 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia