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 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6
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Matching openings 13
- Alekhine Defense: Exchange Variation B03 1 ply deeper
- Alekhine Defense: Four Pawns Attack B03 1 ply deeper
- Alekhine Defense: Hunt Variation B03 1 ply deeper
- Alekhine Defense: Four Pawns Attack, Cambridge Gambit B03 2 plies deeper
- Alekhine Defense: Four Pawns Attack, Fianchetto Variation B03 2 plies deeper
- Alekhine Defense: Four Pawns Attack, Trifunovic Variation B03 2 plies deeper
- Alekhine Defense: Modern Variation, Alekhine Gambit B03 3 plies deeper
- Alekhine Defense: Four Pawns Attack, Main Line B03 5 plies deeper
- Alekhine Defense: Exchange Variation, Voronezh Variation B03 9 plies deeper
- Alekhine Defense: Four Pawns Attack, Ilyin-Zhenevsky Variation B03 9 plies deeper
- Alekhine Defense: Four Pawns Attack, Korchnoi Variation B03 12 plies deeper
- Alekhine Defense: Exchange Variation, Karpov Variation B03 13 plies deeper
…and 1 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia