Complex sentence: In the twenties, Gina Kaus published her first novel "The Rise", which won the Theodor Fontane Prize, and was very active in the circle of literary intellectuals in Berlin and Vienna.
Split into simpler sentences: In the twenties, Gina Kaus published her first novel "The Rise", which won the Theodor Fontane Prize. And was very active in the circle of literary intellectuals in Berlin and Vienna.