Question: What is the date of death of the composer of film Sonta Ooru?
Sentence (from "Ghantasala (singer)"): Ghantasala Venkateswararao (4 December 1922 – 11 February 1974) was an Indian film composer, Playback Singer known for his works predominantly in Telugu cinema and Kannada cinema and also in Tamil, Malayalam, Tulu and Hindi language films.
Relevant evidence: Yes