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 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4
◀ Undo move
♞ You have reached Four Knights Game: Spanish Variation, Double Spanish C49 — the catalogued line ends exactly here.
Book continuations
Matching openings 13
- Four Knights Game: Spanish Variation, Double Spanish C49 3 plies deeper
- Four Knights Game: Spanish Variation, Nimzowitsch Variation C49 3 plies deeper
- Four Knights Game: Spanish Variation C49 4 plies deeper
- Four Knights Game: Spanish Variation, Symmetrical Variation C49 4 plies deeper
- Four Knights Game: Spanish Variation, Symmetrical Variation C49 5 plies deeper
- Four Knights Game: Spanish Variation, Alatortsev Variation C49 6 plies deeper
- Four Knights Game: Spanish Variation, Svenonius Variation C49 6 plies deeper
- Four Knights Game: Spanish Variation, Symmetrical Variation C49 6 plies deeper
- Four Knights Game: Spanish Variation, Janowski Variation C49 7 plies deeper
- Four Knights Game: Spanish Variation, Symmetrical Variation, Metger Unpin C49 8 plies deeper
- Four Knights Game: Spanish Variation, Symmetrical Variation, Blake Variation C49 12 plies deeper
- Four Knights Game: Spanish Variation, Symmetrical Variation C49 12 plies deeper
…and 1 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia