Question: What is the date of death of the director of film Vanji-Kottai Valipan?
Sentence (from "Vanji-Kottai Valipan"): Vanji-Kottai Valipan  is a 1958 Indian Tamil-language Ruritanian romance film written by the Gemini Studios story department, consisting of K. J. Mahadevan, C. Srinivasan and Kothamangalam Subbu, while the film was directed and produced by S. S. Vasan.
Relevant evidence: Yes