1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5
Chess openings · Blackmar-Diemer Gambit Declined · D00
Blackmar-Diemer Gambit Declined: Brombacher Countergambit
2,051 rated games in September 2026 began with 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5. White wins 45%, draws 4%, Black wins 51%.
Results by rating
| Lichess rating | Games | White winsDrawBlack wins |
|---|---|---|
| Under 1200 | 58 | 47%50% |
| 1200–1599 | 196 | 37%61% |
| 1600–1999 | 707 | 43%54% |
| 2000 and up | 1,090 | 48%48% |
| All ratings | 2,051 | 45%51% |
By time control
| Time control | Games | |
|---|---|---|
| Bullet | 832 | 49%48% |
| Blitz | 1,002 | 43%53% |
| Rapid | 208 | 41%55% |
| Classical | 9 | – |