Question: When did the director of film Mangamma Sapatham (1965 Film) die?
Sentence (from "Mangamma Sapatham (1965 film)"): Mangamma Sapadham  is a 1965 Telugu Swashbuckler film, produced by D. V. S. Raju under the D. V. S. Productions banner and directed by B. Vittalacharya.
Relevant evidence: Yes