Original: Hertha was banned from play against East German teams in the 1949-50 season after taking on several players and a coach who had fled the Dresden club SG Friedrichstadt for West Berlin.
Simplified: In the 1949/50 season the Soviets would not allow Hertha to play against East German teams, because they had signed some players and a coach who had left the Dresden club SG Friedrichstadt for West Berlin.