Question: What is the date of death of the composer of film Pettandarulu?
Sentence (from "Pettandarulu"): Pettandarulu (Rulers) is a 1970 Telugu-language revolutionary film, produced by U. Visweswara Rao under the Jyothi Cine Syndicate banner, and directed by C. S. Rao.
Relevant evidence: No