Question: What is the date of birth of the director of film Coolie No. 1 (1991 Film)?
Sentence (from "K. Raghavendra Rao"): K. Raghavendra Rao (born Kovelamudi Raghavendra Rao on 23 May 1942) is an Indian film director, producer, screenwriter and choreographer, known for his works predominantly in Telugu cinema and a few Hindi and Kannada films.
Relevant evidence: Yes