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. By default move orders are strict — flip the toggle to group by position and pull in transpositions.

⚖ Strict move orders

1. d4 d5 2. e4 dxe4 3. Nc3 ◀ Undo move

Book continuations win% from 1.5M rated games

Nf6 35 46% · 1k e5 6 56% · 161 Bf5 2 45% · 332 c5 1 f5 1 47% · 370

Matching openings 45

Blackmar-Diemer Gambit D00 1 ply deeper
Blackmar-Diemer Gambit: Lemberger Countergambit D00 1 ply deeper
Blackmar-Diemer Gambit: Netherlands Variation D00 1 ply deeper
Blackmar-Diemer Gambit: Reversed Albin Countergambit D00 1 ply deeper
Blackmar-Diemer Gambit: Zeller Defense D00 1 ply deeper
Blackmar-Diemer Gambit: Lemberger Countergambit, Endgame Variation D00 2 plies deeper
Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit D00 2 plies deeper
Blackmar-Diemer Gambit: Lemberger Countergambit, Rasmussen Attack D00 2 plies deeper
Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack D00 2 plies deeper
Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack D00 2 plies deeper
Blackmar-Diemer Gambit: Rasa-Studier Gambit D00 2 plies deeper
Blackmar-Diemer Gambit: von Popiel Gambit D00 2 plies deeper

…and 33 more lines run through this position — keep making moves to narrow it down.

3810 catalogued lines in total · openings encyclopedia