Question: Who is the father of the composer of film Ketu Duplicate?
Sentence (from "Saluri Koteswara Rao"): The son of music director Saluri Rajeswara Rao, in early 1980s Koti teamed with Somaraju (Raj), son of T. V. Raju, and the resulting duo was known as Raj-Koti.
Relevant evidence: Yes