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 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6
◀ Undo move
Matching openings 13
- Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense B21 2 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense B21 4 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense B21 4 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation B21 4 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense B21 4 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation B21 4 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation B21 4 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Classical Formation B21 6 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Larsen Defense B21 8 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense Deferred B21 8 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation, Siberian Trap B21 8 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Sozin Formation B21 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