Blackmar-Diemer Gambit — opening family
18 catalogued lines · ECO D00–D00
♞ View the head line Explore the full tree (18 lines) 🎓 Train this family
The shortest catalogued line of the family runs 1. d4 d5 2. e4 — the position below. The continuation chips count how many catalogued lines extend this head with each next move; any branch can be explored on the interactive tree and played against the engine from there.