Complex sentence: The film is about the singing and acting career of Tally Brown, a classically trained opera and blues singer who was a star of New York underground films and a denizen of its underworld in the late 1960.
Split into simpler sentences: The film is about the singing and acting career of Tally Brown, a classically trained opera and blues singer. She was a star of New York underground films and a denizen of its underworld in the late 1960.