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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 ◀ Undo move

♞ You have reached Pirc Defense: Classical Variation B08 — the catalogued line ends exactly here.

Book continuations

Bg7 6

Matching openings 7

Pirc Defense: Classical Variation B08 1 ply deeper
Pirc Defense: Classical Variation, Quiet System B08 2 plies deeper
Pirc Defense: Classical Variation, Schlechter Variation B08 2 plies deeper
Pirc Defense: Classical Variation, Quiet System, Chigorin Line B08 5 plies deeper
Pirc Defense: Classical Variation, Quiet System, Czech Defense B08 5 plies deeper
Pirc Defense: Classical Variation, Quiet System, Parma Defense B08 5 plies deeper

…and 1 more lines run through this position — keep making moves to narrow it down.

3810 catalogued lines in total · openings encyclopedia