Complex sentence: In 1928, the Danish Broadcasting Corporation (founded in 1925), relocated to rented rooms in the building, but the need for more suitable facilities with proper broadcasting studios and a concert hall for the new radio symphony orchestra soon became evident.
Split into simpler sentences: In 1928, the Danish Broadcasting Corporation, which had been founded in 1925, relocated to rented rooms in the building. However, the need for more suitable facilities, with proper broadcasting studios and a concert hall for the new radio symphony orchestra, soon became evident.