Complex sentence: The Feuchtwanger book and the 1934 film based on it were both condemnations of anti-Semitism with the 1934 film being meant as well as a satire of Nazi anti-Semitism.
Split into simpler sentences: The Feuchtwanger book and the 1934 film based on it were both condemnations of anti-Semitism. The 1934 film was also meant as a satire of Nazi anti-Semitism.