Question: What is the date of death of the composer of film Nanna Prathigne?
Sentence (from "Nanna Prathigne"): Nanna Prathigne (Kannada: ನನ್ನ ಪ್ರತಿಜ್ಞೆ) is a 1985 Indian Kannada film, directed by K. S. R. Das and produced by Padmanabham.
Relevant evidence: No