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.
1. d4
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♞ You have reached Queen's Pawn Game A40 — the catalogued line ends exactly here.
Book continuations win% from 1.5M rated games
Matching openings 1287
- Australian Defense A40 1 ply deeper
- Borg Defense: Borg Gambit A40 1 ply deeper
- English Defense A40 1 ply deeper
- Englund Gambit A40 1 ply deeper
- Horwitz Defense A40 1 ply deeper
- Mikenas Defense A40 1 ply deeper
- Polish Defense A40 1 ply deeper
- Queen's Pawn Game: Modern Defense A40 1 ply deeper
- Queen's Pawn Game A41 1 ply deeper
- Benoni Defense: Old Benoni A43 1 ply deeper
- Indian Defense A45 1 ply deeper
- Dutch Defense A80 1 ply deeper
…and 1275 more lines run through this position — keep making moves to narrow it down.
3810 catalogued lines in total · openings encyclopedia