Blumenfeld Countergambit Accepted — opening family
1 catalogued lines · ECO E10–E10
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The shortest catalogued line of the family runs 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 — 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.
All 1 lines
| Name | ECO | Main line length |
|---|---|---|
| Blumenfeld Countergambit Accepted | E10 | 12 plies |