Question: Do both directors of films Calcutta 71 and Mehrban have the same nationality?
Sentence (from "Calcutta 71"): Calcutta 71 is a 1972 Bengali film directed by noted Indian art film director Mrinal Sen. This film is considered to be the second film of Mrinal Sen's Calcutta trilogy, the others being "Interview", and "Padatik".
Relevant evidence: Yes