Question: Are director of film Blackmail (1973 Film) and director of film Naalaiya Theerpu from the same country?
Sentence (from "Naalaiya Theerpu"): The film which also featured Srividya, Radharavi and Sarath Babu, had music composed by newcomer Manimekalai, cinematography by R. P. and editing by Gautham Raju.
Relevant evidence: No