Question: What is the date of death of the composer of film Sasidharan?
Sentence (from "Sasidharan"): It is debut Malayalam film of P. Kalinga Rao, T. Janakiram, Aranmula Ponnamma, S. P. Pillai, N. P. Chellappan Nair, Kaviyoor Revamma, P. Mohankumari, and lyricist Thumpamon Padmanabhankutty.
Relevant evidence: No