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 5. Nf3
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Matching openings 11
- Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense B21 1 ply deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense B21 3 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense B21 3 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation B21 3 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense B21 3 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation B21 3 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation B21 3 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Classical Formation B21 5 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Larsen Defense B21 7 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense Deferred B21 7 plies deeper
- Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation, Siberian Trap B21 7 plies deeper
3810 catalogued lines in total · openings encyclopedia