Question: When is the director of film Nawab Sahib 's birthday?
Sentence (from "Nawab Sahib"): Nawab Sahib is a 1978 Hindi film written and directed by eminent Urdu litterateur Rajinder Singh Bedi, starring Rehana Sultan, Parikshit Sahni, Tamanna, Farida Jalal and Johnny Walker in lead roles.
Relevant evidence: Yes