Question: What is the date of death of the director of film Mangammagari Manavadu?
Sentence (from "Mangammagari Manavadu"): Mangammagari Manavadu (English: Grandson of Mangamma) is a 1984 Telugu, drama film, produced by S. Gopala Reddy under the Bhargav Art Productions banner and directed by Kodi Ramakrishna.
Relevant evidence: Yes