Blackmar-Diemer Gambit Declined — opening family
9 catalogued lines · ECO D00–D00
The shortest catalogued line of the family runs 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5 — the position below. The continuation chips count how many catalogued lines extend this head with each next move; explore the full tree below and play any branch against the engine.
Variations tree of the Blackmar-Diemer Gambit Declined family
Click any move to jump to that position; switch branches at any point with the alternative moves. Test your knowledge plays the shown position against the engine.
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