Question: What is the date of death of the composer of film Oomana Thinkal?
Answer: 9 March 1988

Sreenivasan. Manamadurai Balakrishnan Sreenivasan (19 September 1925 – 9 March 1988), or MBS, as he was called, was a South Indian music director who worked mainly in the Malayalam and Tamil film industries. He was born to an orthodox Tamil Brahmin family on 19 September 1925 in Chittoor, Andhra Pradesh