Benoni Defense: Old Benoni, Mujannah Formation
ECO A43 ยท Benoni Defense
The Benoni Defense: Old Benoni, Mujannah Formation (A43) is a chess opening in the Benoni Defense family, played by Black. It arises after the moves 1. d4 c5 2. d5 f5.
Moves: 1. d4 c5 2. d5 f5