Blackmar-Diemer Gambit Declined: Brombacher Countergambit
ECO D00 ยท Blackmar-Diemer Gambit Declined
The Blackmar-Diemer Gambit Declined: Brombacher Countergambit (D00) is a chess opening in the Blackmar-Diemer Gambit Declined family, played by Black. It arises after the moves 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5.
Moves: 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5
About this opening
The Brombacher Countergambit (4.f3 c5) strikes the center with ...c5 to open lines and contest the d4 pawn rather than endure the attack. Black seeks active, dynamic counterplay, turning the gambit's aggression back on its author. The play is open and concrete. It is a combative reply to the declined Blackmar-Diemer, favored by players who like the initiative.