1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5
Chess openings · E10
Blumenfeld Countergambit
1,181 rated games in September 2026 began with 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5. White wins 48%, draws 5%, Black wins 47%.
Results by rating
| Lichess rating | Games | White winsDrawBlack wins |
|---|---|---|
| Under 1200 | 5 | – |
| 1200–1599 | 39 | 54%46% |
| 1600–1999 | 251 | 48%49% |
| 2000 and up | 886 | 48%46% |
| All ratings | 1,181 | 48%47% |
By time control
| Time control | Games | |
|---|---|---|
| Bullet | 289 | 52%46% |
| Blitz | 772 | 48%47% |
| Rapid | 114 | 40%52% |
| Classical | 6 | – |